66139969

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{977}}^1$

素因数の和:1512

約数の個数: 16

約数和(自身を含む): 79804800

約数和(自身を除く): 13664831

約数列:

[1, 7, 19, 133, 509, 977, 3563, 6839, 9671, 18563, 67697, 129941, 497293, 3481051, 9448567, 66139969]

約数ペア:

[(1, 66139969), (7, 9448567), (19, 3481051), (133, 497293), (509, 129941), (977, 67697), (3563, 18563), (6839, 9671)]