15591966

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 35622720

約数和(自身を除く): 20030754

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 61, 78, 87, 113, 122, 174, 183, 226, 339, 366, 377, 678, 754, 793, 1131, 1469, 1586, 1769, 2262, 2379, 2938, 3277, 3538, 4407, 4758, 5307, 6554, 6893, 8814, 9831, 10614, 13786, 19662, 20679, 22997, 41358, 42601, 45994, 68991, 85202, 89609, 127803, 137982, 179218, 199897, 255606, 268827, 399794, 537654, 599691, 1199382, 2598661, 5197322, 7795983, 15591966]

約数ペア:

[(1, 15591966), (2, 7795983), (3, 5197322), (6, 2598661), (13, 1199382), (26, 599691), (29, 537654), (39, 399794), (58, 268827), (61, 255606), (78, 199897), (87, 179218), (113, 137982), (122, 127803), (174, 89609), (183, 85202), (226, 68991), (339, 45994), (366, 42601), (377, 41358), (678, 22997), (754, 20679), (793, 19662), (1131, 13786), (1469, 10614), (1586, 9831), (1769, 8814), (2262, 6893), (2379, 6554), (2938, 5307), (3277, 4758), (3538, 4407)]