156978654

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{1049}}^1$

素因数の和:1577

約数の個数: 48

約数和(自身を含む): 366282000

約数和(自身を除く): 209303346

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 509, 1018, 1049, 1527, 2098, 3054, 3147, 3563, 6294, 7126, 7343, 10689, 14686, 21378, 22029, 24941, 44058, 49882, 51401, 74823, 102802, 149646, 154203, 308406, 533941, 1067882, 1601823, 3203646, 3737587, 7475174, 11212761, 22425522, 26163109, 52326218, 78489327, 156978654]

約数ペア:

[(1, 156978654), (2, 78489327), (3, 52326218), (6, 26163109), (7, 22425522), (14, 11212761), (21, 7475174), (42, 3737587), (49, 3203646), (98, 1601823), (147, 1067882), (294, 533941), (509, 308406), (1018, 154203), (1049, 149646), (1527, 102802), (2098, 74823), (3054, 51401), (3147, 49882), (3563, 44058), (6294, 24941), (7126, 22029), (7343, 21378), (10689, 14686)]