70821218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 122000256

約数和(自身を除く): 51179038

約数列:

[1, 2, 13, 17, 26, 34, 163, 221, 326, 442, 983, 1966, 2119, 2771, 4238, 5542, 12779, 16711, 25558, 33422, 36023, 72046, 160229, 217243, 320458, 434486, 2082977, 2723893, 4165954, 5447786, 35410609, 70821218]

約数ペア:

[(1, 70821218), (2, 35410609), (13, 5447786), (17, 4165954), (26, 2723893), (34, 2082977), (163, 434486), (221, 320458), (326, 217243), (442, 160229), (983, 72046), (1966, 36023), (2119, 33422), (2771, 25558), (4238, 16711), (5542, 12779)]