61882015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1543}}^1$

素因数の和:2178

約数の個数: 16

約数和(自身を含む): 80152128

約数和(自身を除く): 18270113

約数列:

[1, 5, 13, 65, 617, 1543, 3085, 7715, 8021, 20059, 40105, 100295, 952031, 4760155, 12376403, 61882015]

約数ペア:

[(1, 61882015), (5, 12376403), (13, 4760155), (65, 952031), (617, 100295), (1543, 40105), (3085, 20059), (7715, 8021)]