920840479

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1553}}^1\times {\mathrm{2683}}^1$

素因数の和:4266

約数の個数: 16

約数和(自身を含む): 1051075872

約数和(自身を除く): 130235393

約数列:

[1, 13, 17, 221, 1553, 2683, 20189, 26401, 34879, 45611, 343213, 592943, 4166699, 54167087, 70833883, 920840479]

約数ペア:

[(1, 920840479), (13, 70833883), (17, 54167087), (221, 4166699), (1553, 592943), (2683, 343213), (20189, 45611), (26401, 34879)]