166351445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^2$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 221630136

約数和(自身を除く): 55278691

約数列:

[1, 5, 13, 37, 65, 185, 263, 481, 1315, 2405, 3419, 9731, 17095, 48655, 69169, 126503, 345845, 632515, 899197, 2559253, 4495985, 12796265, 33270289, 166351445]

約数ペア:

[(1, 166351445), (5, 33270289), (13, 12796265), (37, 4495985), (65, 2559253), (185, 899197), (263, 632515), (481, 345845), (1315, 126503), (2405, 69169), (3419, 48655), (9731, 17095)]