13413725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 18097800

約数和(自身を除く): 4684075

約数列:

[1, 5, 13, 25, 65, 149, 277, 325, 745, 1385, 1937, 3601, 3725, 6925, 9685, 18005, 41273, 48425, 90025, 206365, 536549, 1031825, 2682745, 13413725]

約数ペア:

[(1, 13413725), (5, 2682745), (13, 1031825), (25, 536549), (65, 206365), (149, 90025), (277, 48425), (325, 41273), (745, 18005), (1385, 9685), (1937, 6925), (3601, 3725)]