201326515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{4817}}^1$

素因数の和:5478

約数の個数: 16

約数和(自身を含む): 260634528

約数和(自身を除く): 59308013

約数列:

[1, 5, 13, 65, 643, 3215, 4817, 8359, 24085, 41795, 62621, 313105, 3097331, 15486655, 40265303, 201326515]

約数ペア:

[(1, 201326515), (5, 40265303), (13, 15486655), (65, 3097331), (643, 313105), (3215, 62621), (4817, 41795), (8359, 24085)]