1285927923

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 2301696000

約数和(自身を除く): 1015768077

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 53, 57, 73, 119, 133, 147, 159, 219, 323, 343, 357, 371, 399, 511, 833, 901, 931, 969, 1007, 1029, 1113, 1241, 1387, 1533, 2261, 2499, 2597, 2703, 2793, 3021, 3577, 3723, 3869, 4161, 5831, 6307, 6517, 6783, 7049, 7791, 8687, 9709, 10731, 11607, 15827, 17119, 17493, 18179, 18921, 19551, 21147, 23579, 25039, 26061, 27083, 29127, 44149, 47481, 49343, 51357, 54537, 60809, 65773, 67963, 70737, 73511, 75117, 81249, 110789, 119833, 132447, 148029, 165053, 182427, 189581, 197319, 203889, 220533, 309043, 332367, 345401, 359499, 425663, 460411, 475741, 495159, 514577, 568743, 838831, 927129, 1036203, 1155371, 1249687, 1276989, 1327067, 1381233, 1427223, 1543731, 2516493, 3222877, 3466113, 3602039, 3749061, 3981201, 5871817, 8087597, 8747809, 9668631, 10806117, 17615451, 22560139, 24262791, 25214273, 26243427, 61234663, 67680417, 75642819, 183703989, 428642641, 1285927923]

約数ペア:

[(1, 1285927923), (3, 428642641), (7, 183703989), (17, 75642819), (19, 67680417), (21, 61234663), (49, 26243427), (51, 25214273), (53, 24262791), (57, 22560139), (73, 17615451), (119, 10806117), (133, 9668631), (147, 8747809), (159, 8087597), (219, 5871817), (323, 3981201), (343, 3749061), (357, 3602039), (371, 3466113), (399, 3222877), (511, 2516493), (833, 1543731), (901, 1427223), (931, 1381233), (969, 1327067), (1007, 1276989), (1029, 1249687), (1113, 1155371), (1241, 1036203), (1387, 927129), (1533, 838831), (2261, 568743), (2499, 514577), (2597, 495159), (2703, 475741), (2793, 460411), (3021, 425663), (3577, 359499), (3723, 345401), (3869, 332367), (4161, 309043), (5831, 220533), (6307, 203889), (6517, 197319), (6783, 189581), (7049, 182427), (7791, 165053), (8687, 148029), (9709, 132447), (10731, 119833), (11607, 110789), (15827, 81249), (17119, 75117), (17493, 73511), (18179, 70737), (18921, 67963), (19551, 65773), (21147, 60809), (23579, 54537), (25039, 51357), (26061, 49343), (27083, 47481), (29127, 44149)]