2840805863

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{19079}}^1$

素因数の和:19414

約数の個数: 16

約数和(自身を含む): 3297024000

約数和(自身を除く): 456218137

約数列:

[1, 7, 89, 239, 623, 1673, 19079, 21271, 133553, 148897, 1698031, 4559881, 11886217, 31919167, 405829409, 2840805863]

約数ペア:

[(1, 2840805863), (7, 405829409), (89, 31919167), (239, 11886217), (623, 4559881), (1673, 1698031), (19079, 148897), (21271, 133553)]