3640091

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 4796064

約数和(自身を除く): 1155973

約数列:

[1, 7, 13, 17, 91, 119, 169, 181, 221, 1183, 1267, 1547, 2353, 2873, 3077, 16471, 20111, 21539, 30589, 40001, 214123, 280007, 520013, 3640091]

約数ペア:

[(1, 3640091), (7, 520013), (13, 280007), (17, 214123), (91, 40001), (119, 30589), (169, 21539), (181, 20111), (221, 16471), (1183, 3077), (1267, 2873), (1547, 2353)]