64921416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{386437}}^1$

素因数の和:386453

約数の個数: 32

約数和(自身を含む): 185490240

約数和(自身を除く): 120568824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 386437, 772874, 1159311, 1545748, 2318622, 2705059, 3091496, 4637244, 5410118, 8115177, 9274488, 10820236, 16230354, 21640472, 32460708, 64921416]

約数ペア:

[(1, 64921416), (2, 32460708), (3, 21640472), (4, 16230354), (6, 10820236), (7, 9274488), (8, 8115177), (12, 5410118), (14, 4637244), (21, 3091496), (24, 2705059), (28, 2318622), (42, 1545748), (56, 1159311), (84, 772874), (168, 386437)]