646952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 1321920

約数和(自身を除く): 674968

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 71, 134, 136, 142, 268, 284, 536, 568, 1139, 1207, 2278, 2414, 4556, 4757, 4828, 9112, 9514, 9656, 19028, 38056, 80869, 161738, 323476, 646952]

約数ペア:

[(1, 646952), (2, 323476), (4, 161738), (8, 80869), (17, 38056), (34, 19028), (67, 9656), (68, 9514), (71, 9112), (134, 4828), (136, 4757), (142, 4556), (268, 2414), (284, 2278), (536, 1207), (568, 1139)]