251017385

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{4273}}^1$

素因数の和:4688

約数の個数: 16

約数和(自身を含む): 311831040

約数和(自身を除く): 60813655

約数列:

[1, 5, 31, 155, 379, 1895, 4273, 11749, 21365, 58745, 132463, 662315, 1619467, 8097335, 50203477, 251017385]

約数ペア:

[(1, 251017385), (5, 50203477), (31, 8097335), (155, 1619467), (379, 662315), (1895, 132463), (4273, 58745), (11749, 21365)]