31376849

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 8539951

約数列:

[1, 7, 17, 41, 59, 109, 119, 287, 413, 697, 763, 1003, 1853, 2419, 4469, 4879, 6431, 7021, 12971, 16933, 31283, 41123, 45017, 75973, 109327, 263671, 287861, 531811, 765289, 1845697, 4482407, 31376849]

約数ペア:

[(1, 31376849), (7, 4482407), (17, 1845697), (41, 765289), (59, 531811), (109, 287861), (119, 263671), (287, 109327), (413, 75973), (697, 45017), (763, 41123), (1003, 31283), (1853, 16933), (2419, 12971), (4469, 7021), (4879, 6431)]