256623864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1527523}}^1$

素因数の和:1527539

約数の個数: 32

約数和(自身を含む): 733211520

約数和(自身を除く): 476587656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1527523, 3055046, 4582569, 6110092, 9165138, 10692661, 12220184, 18330276, 21385322, 32077983, 36660552, 42770644, 64155966, 85541288, 128311932, 256623864]

約数ペア:

[(1, 256623864), (2, 128311932), (3, 85541288), (4, 64155966), (6, 42770644), (7, 36660552), (8, 32077983), (12, 21385322), (14, 18330276), (21, 12220184), (24, 10692661), (28, 9165138), (42, 6110092), (56, 4582569), (84, 3055046), (168, 1527523)]