69872873

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 90201600

約数和(自身を除く): 20328727

約数列:

[1, 7, 17, 23, 49, 119, 161, 343, 391, 521, 833, 1127, 2737, 3647, 5831, 7889, 8857, 11983, 19159, 25529, 61999, 83881, 134113, 178703, 203711, 433993, 587167, 1425977, 3037951, 4110169, 9981839, 69872873]

約数ペア:

[(1, 69872873), (7, 9981839), (17, 4110169), (23, 3037951), (49, 1425977), (119, 587167), (161, 433993), (343, 203711), (391, 178703), (521, 134113), (833, 83881), (1127, 61999), (2737, 25529), (3647, 19159), (5831, 11983), (7889, 8857)]