31328756

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:740

約数の個数: 36

約数和(自身を含む): 59750796

約数和(自身を除く): 28422040

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 289, 578, 661, 697, 1156, 1322, 1394, 2644, 2788, 11237, 11849, 22474, 23698, 27101, 44948, 47396, 54202, 108404, 191029, 382058, 460717, 764116, 921434, 1842868, 7832189, 15664378, 31328756]

約数ペア:

[(1, 31328756), (2, 15664378), (4, 7832189), (17, 1842868), (34, 921434), (41, 764116), (68, 460717), (82, 382058), (164, 191029), (289, 108404), (578, 54202), (661, 47396), (697, 44948), (1156, 27101), (1322, 23698), (1394, 22474), (2644, 11849), (2788, 11237)]