11720258879

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1\times {\mathrm{1259}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 14213283840

約数和(自身を除く): 2493024961

約数列:

[1, 7, 23, 67, 161, 469, 863, 1259, 1541, 6041, 8813, 10787, 19849, 28957, 57821, 84353, 138943, 202699, 404747, 590471, 1086517, 1329883, 1940119, 7605619, 9309181, 13580833, 24989891, 72796639, 174929237, 509576473, 1674322697, 11720258879]

約数ペア:

[(1, 11720258879), (7, 1674322697), (23, 509576473), (67, 174929237), (161, 72796639), (469, 24989891), (863, 13580833), (1259, 9309181), (1541, 7605619), (6041, 1940119), (8813, 1329883), (10787, 1086517), (19849, 590471), (28957, 404747), (57821, 202699), (84353, 138943)]