220573223

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 255131280

約数和(自身を除く): 34558057

約数列:

[1, 13, 19, 73, 169, 247, 941, 949, 1387, 3211, 12233, 12337, 17879, 18031, 68693, 159029, 232427, 234403, 893009, 1305167, 3021551, 11609117, 16967171, 220573223]

約数ペア:

[(1, 220573223), (13, 16967171), (19, 11609117), (73, 3021551), (169, 1305167), (247, 893009), (941, 234403), (949, 232427), (1387, 159029), (3211, 68693), (12233, 18031), (12337, 17879)]