280688722

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1\times {\mathrm{1321}}^1$

素因数の和:2265

約数の個数: 16

約数和(自身を含む): 425091744

約数和(自身を除く): 144403022

約数列:

[1, 2, 131, 262, 811, 1321, 1622, 2642, 106241, 173051, 212482, 346102, 1071331, 2142662, 140344361, 280688722]

約数ペア:

[(1, 280688722), (2, 140344361), (131, 2142662), (262, 1071331), (811, 346102), (1321, 212482), (1622, 173051), (2642, 106241)]