678335115

素因数分解:

$3^1\times 5^1\times {\mathrm{7561}}^1\times {\mathrm{5981}}^1$

素因数の和:13550

約数の個数: 16

約数和(自身を含む): 1085661216

約数和(自身を除く): 407326101

約数列:

[1, 3, 5, 15, 5981, 7561, 17943, 22683, 29905, 37805, 89715, 113415, 45222341, 135667023, 226111705, 678335115]

約数ペア:

[(1, 678335115), (3, 226111705), (5, 135667023), (15, 45222341), (5981, 113415), (7561, 89715), (17943, 37805), (22683, 29905)]