248826417

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{288997}}^1$

素因数の和:289048

約数の個数: 16

約数和(自身を含む): 388413312

約数和(自身を除く): 139586895

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 288997, 866991, 2022979, 6068937, 11848877, 35546631, 82942139, 248826417]

約数ペア:

[(1, 248826417), (3, 82942139), (7, 35546631), (21, 11848877), (41, 6068937), (123, 2022979), (287, 866991), (861, 288997)]