478608016

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{257}}^1\times {\mathrm{487}}^1$

素因数の和:991

約数の個数: 40

約数和(自身を含む): 936725760

約数和(自身を除く): 458117744

約数列:

[1, 2, 4, 8, 16, 239, 257, 478, 487, 514, 956, 974, 1028, 1912, 1948, 2056, 3824, 3896, 4112, 7792, 61423, 116393, 122846, 125159, 232786, 245692, 250318, 465572, 491384, 500636, 931144, 982768, 1001272, 1862288, 2002544, 29913001, 59826002, 119652004, 239304008, 478608016]

約数ペア:

[(1, 478608016), (2, 239304008), (4, 119652004), (8, 59826002), (16, 29913001), (239, 2002544), (257, 1862288), (478, 1001272), (487, 982768), (514, 931144), (956, 500636), (974, 491384), (1028, 465572), (1912, 250318), (1948, 245692), (2056, 232786), (3824, 125159), (3896, 122846), (4112, 116393), (7792, 61423)]