684298

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 16

約数和(自身を含む): 1071360

約数和(自身を除く): 387062

約数列:

[1, 2, 61, 71, 79, 122, 142, 158, 4331, 4819, 5609, 8662, 9638, 11218, 342149, 684298]

約数ペア:

[(1, 684298), (2, 342149), (61, 11218), (71, 9638), (79, 8662), (122, 5609), (142, 4819), (158, 4331)]