7278947

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:278

約数の個数: 16

約数和(自身を含む): 8145312

約数和(自身を除く): 866365

約数列:

[1, 13, 61, 67, 137, 793, 871, 1781, 4087, 8357, 9179, 53131, 108641, 119327, 559919, 7278947]

約数ペア:

[(1, 7278947), (13, 559919), (61, 119327), (67, 108641), (137, 53131), (793, 9179), (871, 8357), (1781, 4087)]