893911905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:531

約数の個数: 96

約数和(自身を含む): 1719843840

約数和(自身を除く): 825931935

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 131, 171, 207, 285, 345, 347, 393, 437, 655, 855, 1035, 1041, 1179, 1311, 1735, 1965, 2185, 2489, 3013, 3123, 3933, 5205, 5895, 6555, 6593, 7467, 7981, 9039, 12445, 15065, 15615, 19665, 19779, 22401, 23943, 27117, 32965, 37335, 39905, 45195, 45457, 57247, 59337, 71829, 98895, 112005, 119715, 135585, 136371, 151639, 171741, 227285, 286235, 296685, 359145, 409113, 454917, 515223, 681855, 758195, 858705, 863683, 1045511, 1364751, 2045565, 2274585, 2576115, 2591049, 3136533, 4318415, 5227555, 6823755, 7773147, 9409599, 12955245, 15682665, 19864709, 38865735, 47047995, 59594127, 99323545, 178782381, 297970635, 893911905]

約数ペア:

[(1, 893911905), (3, 297970635), (5, 178782381), (9, 99323545), (15, 59594127), (19, 47047995), (23, 38865735), (45, 19864709), (57, 15682665), (69, 12955245), (95, 9409599), (115, 7773147), (131, 6823755), (171, 5227555), (207, 4318415), (285, 3136533), (345, 2591049), (347, 2576115), (393, 2274585), (437, 2045565), (655, 1364751), (855, 1045511), (1035, 863683), (1041, 858705), (1179, 758195), (1311, 681855), (1735, 515223), (1965, 454917), (2185, 409113), (2489, 359145), (3013, 296685), (3123, 286235), (3933, 227285), (5205, 171741), (5895, 151639), (6555, 136371), (6593, 135585), (7467, 119715), (7981, 112005), (9039, 98895), (12445, 71829), (15065, 59337), (15615, 57247), (19665, 45457), (19779, 45195), (22401, 39905), (23943, 37335), (27117, 32965)]