639820702079

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{9880943}}^1$

素因数の和:9881266

約数の個数: 16

約数和(自身を含む): 732059379072

約数和(自身を除く): 92238676993

約数列:

[1, 13, 17, 221, 293, 3809, 4981, 64753, 9880943, 128452259, 167976031, 2183688403, 2895116299, 37636511887, 49216977083, 639820702079]

約数ペア:

[(1, 639820702079), (13, 49216977083), (17, 37636511887), (221, 2895116299), (293, 2183688403), (3809, 167976031), (4981, 128452259), (64753, 9880943)]