1320416637

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 1955266560

約数和(自身を除く): 634849923

約数列:

[1, 3, 23, 47, 59, 67, 69, 103, 141, 177, 201, 309, 1081, 1357, 1541, 2369, 2773, 3149, 3243, 3953, 4071, 4623, 4841, 6077, 6901, 7107, 8319, 9447, 11859, 14523, 18231, 20703, 63779, 72427, 90919, 111343, 139771, 158723, 185791, 191337, 217281, 272757, 285619, 324347, 334029, 407159, 419313, 476169, 557373, 856857, 973041, 1221477, 4273193, 6569237, 7459981, 9364657, 12819579, 19136473, 19707711, 22379943, 28093971, 57409419, 440138879, 1320416637]

約数ペア:

[(1, 1320416637), (3, 440138879), (23, 57409419), (47, 28093971), (59, 22379943), (67, 19707711), (69, 19136473), (103, 12819579), (141, 9364657), (177, 7459981), (201, 6569237), (309, 4273193), (1081, 1221477), (1357, 973041), (1541, 856857), (2369, 557373), (2773, 476169), (3149, 419313), (3243, 407159), (3953, 334029), (4071, 324347), (4623, 285619), (4841, 272757), (6077, 217281), (6901, 191337), (7107, 185791), (8319, 158723), (9447, 139771), (11859, 111343), (14523, 90919), (18231, 72427), (20703, 63779)]