243370910

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 443364192

約数和(自身を除く): 199993282

約数列:

[1, 2, 5, 10, 137, 274, 401, 443, 685, 802, 886, 1370, 2005, 2215, 4010, 4430, 54937, 60691, 109874, 121382, 177643, 274685, 303455, 355286, 549370, 606910, 888215, 1776430, 24337091, 48674182, 121685455, 243370910]

約数ペア:

[(1, 243370910), (2, 121685455), (5, 48674182), (10, 24337091), (137, 1776430), (274, 888215), (401, 606910), (443, 549370), (685, 355286), (802, 303455), (886, 274685), (1370, 177643), (2005, 121382), (2215, 109874), (4010, 60691), (4430, 54937)]