138943674

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 80

約数和(自身を含む): 326641920

約数和(自身を除く): 187698246

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 73, 81, 93, 146, 162, 186, 219, 279, 379, 438, 558, 657, 758, 837, 1137, 1314, 1674, 1971, 2263, 2274, 2511, 3411, 3942, 4526, 5022, 5913, 6789, 6822, 10233, 11749, 11826, 13578, 20367, 20466, 23498, 27667, 30699, 35247, 40734, 55334, 61101, 61398, 70494, 83001, 105741, 122202, 166002, 183303, 211482, 249003, 317223, 366606, 498006, 634446, 747009, 857677, 951669, 1494018, 1715354, 1903338, 2241027, 2573031, 4482054, 5146062, 7719093, 15438186, 23157279, 46314558, 69471837, 138943674]

約数ペア:

[(1, 138943674), (2, 69471837), (3, 46314558), (6, 23157279), (9, 15438186), (18, 7719093), (27, 5146062), (31, 4482054), (54, 2573031), (62, 2241027), (73, 1903338), (81, 1715354), (93, 1494018), (146, 951669), (162, 857677), (186, 747009), (219, 634446), (279, 498006), (379, 366606), (438, 317223), (558, 249003), (657, 211482), (758, 183303), (837, 166002), (1137, 122202), (1314, 105741), (1674, 83001), (1971, 70494), (2263, 61398), (2274, 61101), (2511, 55334), (3411, 40734), (3942, 35247), (4526, 30699), (5022, 27667), (5913, 23498), (6789, 20466), (6822, 20367), (10233, 13578), (11749, 11826)]