128968904

素因数分解:

$2^3\times {\mathrm{1951}}^1\times {\mathrm{8263}}^1$

素因数の和:10220

約数の個数: 16

約数和(自身を含む): 241969920

約数和(自身を除く): 113001016

約数列:

[1, 2, 4, 8, 1951, 3902, 7804, 8263, 15608, 16526, 33052, 66104, 16121113, 32242226, 64484452, 128968904]

約数ペア:

[(1, 128968904), (2, 64484452), (4, 32242226), (8, 16121113), (1951, 66104), (3902, 33052), (7804, 16526), (8263, 15608)]