68946215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{631}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 91470624

約数和(自身を除く): 22524409

約数列:

[1, 5, 13, 41, 65, 205, 533, 631, 1681, 2665, 3155, 8203, 8405, 21853, 25871, 41015, 109265, 129355, 336323, 1060711, 1681615, 5303555, 13789243, 68946215]

約数ペア:

[(1, 68946215), (5, 13789243), (13, 5303555), (41, 1681615), (65, 1060711), (205, 336323), (533, 129355), (631, 109265), (1681, 41015), (2665, 25871), (3155, 21853), (8203, 8405)]