55772015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{6263}}^1$

素因数の和:6418

約数の個数: 16

約数和(自身を含む): 72612288

約数和(自身を除く): 16840273

約数列:

[1, 5, 13, 65, 137, 685, 1781, 6263, 8905, 31315, 81419, 407095, 858031, 4290155, 11154403, 55772015]

約数ペア:

[(1, 55772015), (5, 11154403), (13, 4290155), (65, 858031), (137, 407095), (685, 81419), (1781, 31315), (6263, 8905)]