648316330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2091343}}^1$

素因数の和:2091381

約数の個数: 16

約数和(自身を含む): 1204614144

約数和(自身を除く): 556297814

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 2091343, 4182686, 10456715, 20913430, 64831633, 129663266, 324158165, 648316330]

約数ペア:

[(1, 648316330), (2, 324158165), (5, 129663266), (10, 64831633), (31, 20913430), (62, 10456715), (155, 4182686), (310, 2091343)]