66771765

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13613}}^1$

素因数の和:13733

約数の個数: 24

約数和(自身を含む): 116808120

約数和(自身を除く): 50036355

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 13613, 40839, 68065, 122517, 204195, 612585, 1483817, 4451451, 7419085, 13354353, 22257255, 66771765]

約数ペア:

[(1, 66771765), (3, 22257255), (5, 13354353), (9, 7419085), (15, 4451451), (45, 1483817), (109, 612585), (327, 204195), (545, 122517), (981, 68065), (1635, 40839), (4905, 13613)]