2180695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1326

約数の個数: 16

約数和(自身を含む): 2949120

約数和(自身を除く): 768425

約数列:

[1, 5, 11, 31, 55, 155, 341, 1279, 1705, 6395, 14069, 39649, 70345, 198245, 436139, 2180695]

約数ペア:

[(1, 2180695), (5, 436139), (11, 198245), (31, 70345), (55, 39649), (155, 14069), (341, 6395), (1279, 1705)]