2055974781

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 3715170624

約数和(自身を除く): 1659195843

約数列:

[1, 3, 7, 17, 19, 21, 43, 49, 51, 53, 57, 119, 129, 133, 147, 159, 301, 323, 357, 361, 371, 399, 731, 817, 833, 901, 903, 931, 969, 1007, 1083, 1113, 2107, 2193, 2261, 2279, 2451, 2499, 2527, 2597, 2703, 2793, 3021, 5117, 5719, 6137, 6307, 6321, 6783, 6837, 7049, 7581, 7791, 13889, 15351, 15523, 15827, 15953, 17119, 17157, 17689, 18411, 18921, 19133, 21147, 35819, 38743, 40033, 41667, 42959, 43301, 44149, 46569, 47481, 47859, 49343, 51357, 53067, 57399, 97223, 107457, 108661, 111671, 116229, 119833, 120099, 128877, 129903, 132447, 133931, 148029, 263891, 271201, 291669, 300713, 303107, 325261, 325983, 335013, 359499, 401793, 680561, 736117, 760627, 791673, 813603, 822719, 838831, 902139, 909321, 937517, 975783, 1847237, 1898407, 2041683, 2121749, 2208351, 2276827, 2281881, 2468157, 2516493, 2812551, 5152819, 5541711, 5695221, 5759033, 6365247, 6830481, 12930659, 13986223, 15458457, 15937789, 17277099, 36069733, 38791977, 40313231, 41958669, 47813367, 97903561, 108209199, 120939693, 293710683, 685324927, 2055974781]

約数ペア:

[(1, 2055974781), (3, 685324927), (7, 293710683), (17, 120939693), (19, 108209199), (21, 97903561), (43, 47813367), (49, 41958669), (51, 40313231), (53, 38791977), (57, 36069733), (119, 17277099), (129, 15937789), (133, 15458457), (147, 13986223), (159, 12930659), (301, 6830481), (323, 6365247), (357, 5759033), (361, 5695221), (371, 5541711), (399, 5152819), (731, 2812551), (817, 2516493), (833, 2468157), (901, 2281881), (903, 2276827), (931, 2208351), (969, 2121749), (1007, 2041683), (1083, 1898407), (1113, 1847237), (2107, 975783), (2193, 937517), (2261, 909321), (2279, 902139), (2451, 838831), (2499, 822719), (2527, 813603), (2597, 791673), (2703, 760627), (2793, 736117), (3021, 680561), (5117, 401793), (5719, 359499), (6137, 335013), (6307, 325983), (6321, 325261), (6783, 303107), (6837, 300713), (7049, 291669), (7581, 271201), (7791, 263891), (13889, 148029), (15351, 133931), (15523, 132447), (15827, 129903), (15953, 128877), (17119, 120099), (17157, 119833), (17689, 116229), (18411, 111671), (18921, 108661), (19133, 107457), (21147, 97223), (35819, 57399), (38743, 53067), (40033, 51357), (41667, 49343), (42959, 47859), (43301, 47481), (44149, 46569)]