1561245981

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{947}}^1\times {\mathrm{5441}}^1$

素因数の和:6492

約数の個数: 16

約数和(自身を含む): 2104878528

約数和(自身を除く): 543632547

約数列:

[1, 3, 101, 303, 947, 2841, 5441, 16323, 95647, 286941, 549541, 1648623, 5152627, 15457881, 520415327, 1561245981]

約数ペア:

[(1, 1561245981), (3, 520415327), (101, 15457881), (303, 5152627), (947, 1648623), (2841, 549541), (5441, 286941), (16323, 95647)]