2159646587

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{21317}}^1$

素因数の和:21718

約数の個数: 16

約数和(自身を含む): 2535648192

約数和(自身を除く): 376001605

約数列:

[1, 7, 41, 287, 353, 2471, 14473, 21317, 101311, 149219, 873997, 6117979, 7524901, 52674307, 308520941, 2159646587]

約数ペア:

[(1, 2159646587), (7, 308520941), (41, 52674307), (287, 7524901), (353, 6117979), (2471, 873997), (14473, 149219), (21317, 101311)]