81901932

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7331}}^1$

素因数の和:7371

約数の個数: 72

約数和(自身を含む): 234037440

約数和(自身を除く): 152135508

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2793, 3724, 5586, 7331, 11172, 14662, 21993, 29324, 43986, 51317, 87972, 102634, 139289, 153951, 205268, 278578, 307902, 359219, 417867, 557156, 615804, 718438, 835734, 975023, 1077657, 1436876, 1671468, 1950046, 2155314, 2925069, 3900092, 4310628, 5850138, 6825161, 11700276, 13650322, 20475483, 27300644, 40950966, 81901932]

約数ペア:

[(1, 81901932), (2, 40950966), (3, 27300644), (4, 20475483), (6, 13650322), (7, 11700276), (12, 6825161), (14, 5850138), (19, 4310628), (21, 3900092), (28, 2925069), (38, 2155314), (42, 1950046), (49, 1671468), (57, 1436876), (76, 1077657), (84, 975023), (98, 835734), (114, 718438), (133, 615804), (147, 557156), (196, 417867), (228, 359219), (266, 307902), (294, 278578), (399, 205268), (532, 153951), (588, 139289), (798, 102634), (931, 87972), (1596, 51317), (1862, 43986), (2793, 29324), (3724, 21993), (5586, 14662), (7331, 11172)]