15661364985

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{4517}}^1$

素因数の和:5764

約数の個数: 80

約数和(自身を含む): 32118425856

約数和(自身を除く): 16457060871

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 1223, 2835, 3669, 4517, 6115, 8561, 11007, 13551, 18345, 22585, 25683, 31619, 33021, 40653, 42805, 55035, 67755, 77049, 94857, 99063, 121959, 128415, 158095, 165105, 203265, 231147, 284571, 365877, 385245, 474285, 495315, 609795, 693441, 853713, 1155735, 1422855, 1829385, 2561139, 3467205, 4268565, 5524291, 12805695, 16572873, 27621455, 38670037, 49718619, 82864365, 116010111, 149155857, 193350185, 248593095, 348030333, 447467571, 580050555, 745779285, 1044090999, 1740151665, 2237337855, 3132272997, 5220454995, 15661364985]

約数ペア:

[(1, 15661364985), (3, 5220454995), (5, 3132272997), (7, 2237337855), (9, 1740151665), (15, 1044090999), (21, 745779285), (27, 580050555), (35, 447467571), (45, 348030333), (63, 248593095), (81, 193350185), (105, 149155857), (135, 116010111), (189, 82864365), (315, 49718619), (405, 38670037), (567, 27621455), (945, 16572873), (1223, 12805695), (2835, 5524291), (3669, 4268565), (4517, 3467205), (6115, 2561139), (8561, 1829385), (11007, 1422855), (13551, 1155735), (18345, 853713), (22585, 693441), (25683, 609795), (31619, 495315), (33021, 474285), (40653, 385245), (42805, 365877), (55035, 284571), (67755, 231147), (77049, 203265), (94857, 165105), (99063, 158095), (121959, 128415)]