261995304

素因数分解:

$2^3\times 3^1\times {\mathrm{881}}^1\times {\mathrm{12391}}^1$

素因数の和:13281

約数の個数: 32

約数和(自身を含む): 655784640

約数和(自身を除く): 393789336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 881, 1762, 2643, 3524, 5286, 7048, 10572, 12391, 21144, 24782, 37173, 49564, 74346, 99128, 148692, 297384, 10916471, 21832942, 32749413, 43665884, 65498826, 87331768, 130997652, 261995304]

約数ペア:

[(1, 261995304), (2, 130997652), (3, 87331768), (4, 65498826), (6, 43665884), (8, 32749413), (12, 21832942), (24, 10916471), (881, 297384), (1762, 148692), (2643, 99128), (3524, 74346), (5286, 49564), (7048, 37173), (10572, 24782), (12391, 21144)]