157420131

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{12263}}^1$

素因数の和:12666

約数の個数: 16

約数和(自身を含む): 229582080

約数和(自身を除く): 72161949

約数列:

[1, 3, 11, 33, 389, 1167, 4279, 12263, 12837, 36789, 134893, 404679, 4770307, 14310921, 52473377, 157420131]

約数ペア:

[(1, 157420131), (3, 52473377), (11, 14310921), (33, 4770307), (389, 404679), (1167, 134893), (4279, 36789), (12263, 12837)]