7906990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8689}}^1$

素因数の和:8716

約数の個数: 32

約数和(自身を含む): 17519040

約数和(自身を除く): 9612050

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 8689, 17378, 43445, 60823, 86890, 112957, 121646, 225914, 304115, 564785, 608230, 790699, 1129570, 1581398, 3953495, 7906990]

約数ペア:

[(1, 7906990), (2, 3953495), (5, 1581398), (7, 1129570), (10, 790699), (13, 608230), (14, 564785), (26, 304115), (35, 225914), (65, 121646), (70, 112957), (91, 86890), (130, 60823), (182, 43445), (455, 17378), (910, 8689)]