199021634

素因数分解:

$2^1\times 7^3\times {\mathrm{290119}}^1$

素因数の和:290142

約数の個数: 16

約数和(自身を含む): 348144000

約数和(自身を除く): 149122366

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 290119, 580238, 2030833, 4061666, 14215831, 28431662, 99510817, 199021634]

約数ペア:

[(1, 199021634), (2, 99510817), (7, 28431662), (14, 14215831), (49, 4061666), (98, 2030833), (343, 580238), (686, 290119)]