207907895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{21467}}^1$

素因数の和:21634

約数の個数: 16

約数和(自身を含む): 270496800

約数和(自身を除く): 62588905

約数列:

[1, 5, 13, 65, 149, 745, 1937, 9685, 21467, 107335, 279071, 1395355, 3198583, 15992915, 41581579, 207907895]

約数ペア:

[(1, 207907895), (5, 41581579), (13, 15992915), (65, 3198583), (149, 1395355), (745, 279071), (1937, 107335), (9685, 21467)]