161720830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{951299}}^1$

素因数の和:951323

約数の個数: 16

約数和(自身を含む): 308221200

約数和(自身を除く): 146500370

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 951299, 1902598, 4756495, 9512990, 16172083, 32344166, 80860415, 161720830]

約数ペア:

[(1, 161720830), (2, 80860415), (5, 32344166), (10, 16172083), (17, 9512990), (34, 4756495), (85, 1902598), (170, 951299)]