17917960319

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1\times {\mathrm{1619}}^1$

素因数の和:2999

約数の個数: 32

約数和(自身を含む): 21801415680

約数和(自身を除く): 3883455361

約数列:

[1, 7, 23, 53, 161, 371, 1219, 1297, 1619, 8533, 9079, 11333, 29831, 37237, 68741, 85807, 208817, 260659, 481187, 600649, 1581043, 1973561, 2099843, 11067301, 13814927, 14698901, 48296389, 111291679, 338074723, 779041753, 2559708617, 17917960319]

約数ペア:

[(1, 17917960319), (7, 2559708617), (23, 779041753), (53, 338074723), (161, 111291679), (371, 48296389), (1219, 14698901), (1297, 13814927), (1619, 11067301), (8533, 2099843), (9079, 1973561), (11333, 1581043), (29831, 600649), (37237, 481187), (68741, 260659), (85807, 208817)]