201872515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{7823}}^1$

素因数の和:8238

約数の個数: 16

約数和(自身を含む): 261571968

約数和(自身を除く): 59699453

約数列:

[1, 5, 13, 65, 397, 1985, 5161, 7823, 25805, 39115, 101699, 508495, 3105731, 15528655, 40374503, 201872515]

約数ペア:

[(1, 201872515), (5, 40374503), (13, 15528655), (65, 3105731), (397, 508495), (1985, 101699), (5161, 39115), (7823, 25805)]