87591724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 171601920

約数和(自身を除く): 84010196

約数列:

[1, 2, 4, 11, 22, 44, 79, 113, 158, 223, 226, 316, 446, 452, 869, 892, 1243, 1738, 2453, 2486, 3476, 4906, 4972, 8927, 9812, 17617, 17854, 25199, 35234, 35708, 50398, 70468, 98197, 100796, 193787, 196394, 277189, 387574, 392788, 554378, 775148, 1108756, 1990721, 3981442, 7962884, 21897931, 43795862, 87591724]

約数ペア:

[(1, 87591724), (2, 43795862), (4, 21897931), (11, 7962884), (22, 3981442), (44, 1990721), (79, 1108756), (113, 775148), (158, 554378), (223, 392788), (226, 387574), (316, 277189), (446, 196394), (452, 193787), (869, 100796), (892, 98197), (1243, 70468), (1738, 50398), (2453, 35708), (2486, 35234), (3476, 25199), (4906, 17854), (4972, 17617), (8927, 9812)]