28756585

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 41674752

約数和(自身を除く): 12918167

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 715, 1087, 2035, 2405, 5291, 5435, 11957, 14131, 26455, 40219, 59785, 70655, 155441, 201095, 442409, 522847, 777205, 2212045, 2614235, 5751317, 28756585]

約数ペア:

[(1, 28756585), (5, 5751317), (11, 2614235), (13, 2212045), (37, 777205), (55, 522847), (65, 442409), (143, 201095), (185, 155441), (407, 70655), (481, 59785), (715, 40219), (1087, 26455), (2035, 14131), (2405, 11957), (5291, 5435)]