66491345

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{3299}}^1$

素因数の和:3472

約数の個数: 16

約数和(自身を含む): 83160000

約数和(自身を除く): 16668655

約数列:

[1, 5, 29, 139, 145, 695, 3299, 4031, 16495, 20155, 95671, 458561, 478355, 2292805, 13298269, 66491345]

約数ペア:

[(1, 66491345), (5, 13298269), (29, 2292805), (139, 478355), (145, 458561), (695, 95671), (3299, 20155), (4031, 16495)]