71518437

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 110352000

約数和(自身を除く): 38833563

約数列:

[1, 3, 9, 27, 29, 87, 241, 261, 379, 723, 783, 1137, 2169, 3411, 6507, 6989, 10233, 10991, 20967, 32973, 62901, 91339, 98919, 188703, 274017, 296757, 822051, 2466153, 2648831, 7946493, 23839479, 71518437]

約数ペア:

[(1, 71518437), (3, 23839479), (9, 7946493), (27, 2648831), (29, 2466153), (87, 822051), (241, 296757), (261, 274017), (379, 188703), (723, 98919), (783, 91339), (1137, 62901), (2169, 32973), (3411, 20967), (6507, 10991), (6989, 10233)]