38972787

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{11527}}^1$

素因数の和:11567

約数の個数: 24

約数和(自身を含む): 63081216

約数和(自身を除く): 24108429

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 11527, 34581, 80689, 242067, 265121, 564823, 795363, 1694469, 1855847, 5567541, 12990929, 38972787]

約数ペア:

[(1, 38972787), (3, 12990929), (7, 5567541), (21, 1855847), (23, 1694469), (49, 795363), (69, 564823), (147, 265121), (161, 242067), (483, 80689), (1127, 34581), (3381, 11527)]