1881213417

素因数分解:

$3^5\times {\mathrm{151}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 2862892032

約数和(自身を除く): 981678615

約数列:

[1, 3, 9, 27, 81, 151, 167, 243, 307, 453, 501, 921, 1359, 1503, 2763, 4077, 4509, 8289, 12231, 13527, 24867, 25217, 36693, 40581, 46357, 51269, 74601, 75651, 139071, 153807, 226953, 417213, 461421, 680859, 1251639, 1384263, 2042577, 3754917, 4152789, 6127731, 7741619, 11264751, 12458367, 23224857, 69674571, 209023713, 627071139, 1881213417]

約数ペア:

[(1, 1881213417), (3, 627071139), (9, 209023713), (27, 69674571), (81, 23224857), (151, 12458367), (167, 11264751), (243, 7741619), (307, 6127731), (453, 4152789), (501, 3754917), (921, 2042577), (1359, 1384263), (1503, 1251639), (2763, 680859), (4077, 461421), (4509, 417213), (8289, 226953), (12231, 153807), (13527, 139071), (24867, 75651), (25217, 74601), (36693, 51269), (40581, 46357)]