213839668

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{449243}}^1$

素因数の和:449271

約数の個数: 24

約数和(自身を含む): 452837952

約数和(自身を除く): 238998284

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 449243, 898486, 1796972, 3144701, 6289402, 7637131, 12578804, 15274262, 30548524, 53459917, 106919834, 213839668]

約数ペア:

[(1, 213839668), (2, 106919834), (4, 53459917), (7, 30548524), (14, 15274262), (17, 12578804), (28, 7637131), (34, 6289402), (68, 3144701), (119, 1796972), (238, 898486), (476, 449243)]