31459384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1237}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 68411880

約数和(自身を除く): 36952496

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 748, 1156, 1237, 1496, 2312, 2474, 3179, 4948, 6358, 9896, 12716, 13607, 21029, 25432, 27214, 42058, 54428, 84116, 108856, 168232, 231319, 357493, 462638, 714986, 925276, 1429972, 1850552, 2859944, 3932423, 7864846, 15729692, 31459384]

約数ペア:

[(1, 31459384), (2, 15729692), (4, 7864846), (8, 3932423), (11, 2859944), (17, 1850552), (22, 1429972), (34, 925276), (44, 714986), (68, 462638), (88, 357493), (136, 231319), (187, 168232), (289, 108856), (374, 84116), (578, 54428), (748, 42058), (1156, 27214), (1237, 25432), (1496, 21029), (2312, 13607), (2474, 12716), (3179, 9896), (4948, 6358)]