12697986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 30412800

約数和(自身を除く): 17714814

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 79, 86, 89, 129, 158, 178, 237, 258, 267, 301, 474, 534, 553, 602, 623, 903, 1106, 1246, 1659, 1806, 1869, 3318, 3397, 3738, 3827, 6794, 7031, 7654, 10191, 11481, 14062, 20382, 21093, 22962, 23779, 26789, 42186, 47558, 49217, 53578, 71337, 80367, 98434, 142674, 147651, 160734, 295302, 302333, 604666, 906999, 1813998, 2116331, 4232662, 6348993, 12697986]

約数ペア:

[(1, 12697986), (2, 6348993), (3, 4232662), (6, 2116331), (7, 1813998), (14, 906999), (21, 604666), (42, 302333), (43, 295302), (79, 160734), (86, 147651), (89, 142674), (129, 98434), (158, 80367), (178, 71337), (237, 53578), (258, 49217), (267, 47558), (301, 42186), (474, 26789), (534, 23779), (553, 22962), (602, 21093), (623, 20382), (903, 14062), (1106, 11481), (1246, 10191), (1659, 7654), (1806, 7031), (1869, 6794), (3318, 3827), (3397, 3738)]