256607156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{21739}}^1$

素因数の和:21983

約数の個数: 24

約数和(自身を含む): 485758560

約数和(自身を除く): 229151404

約数列:

[1, 2, 4, 13, 26, 52, 227, 454, 908, 2951, 5902, 11804, 21739, 43478, 86956, 282607, 565214, 1130428, 4934753, 9869506, 19739012, 64151789, 128303578, 256607156]

約数ペア:

[(1, 256607156), (2, 128303578), (4, 64151789), (13, 19739012), (26, 9869506), (52, 4934753), (227, 1130428), (454, 565214), (908, 282607), (2951, 86956), (5902, 43478), (11804, 21739)]