31279655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 43407360

約数和(自身を除く): 12127705

約数列:

[1, 5, 11, 23, 55, 79, 115, 253, 313, 395, 869, 1265, 1565, 1817, 3443, 4345, 7199, 9085, 17215, 19987, 24727, 35995, 79189, 99935, 123635, 271997, 395945, 568721, 1359985, 2843605, 6255931, 31279655]

約数ペア:

[(1, 31279655), (5, 6255931), (11, 2843605), (23, 1359985), (55, 568721), (79, 395945), (115, 271997), (253, 123635), (313, 99935), (395, 79189), (869, 35995), (1265, 24727), (1565, 19987), (1817, 17215), (3443, 9085), (4345, 7199)]