77987295

素因数分解:

$3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4021}}^1$

素因数の和:4463

約数の個数: 24

約数和(自身を含む): 135525312

約数和(自身を除く): 57538017

約数列:

[1, 3, 5, 9, 15, 45, 431, 1293, 2155, 3879, 4021, 6465, 12063, 19395, 20105, 36189, 60315, 180945, 1733051, 5199153, 8665255, 15597459, 25995765, 77987295]

約数ペア:

[(1, 77987295), (3, 25995765), (5, 15597459), (9, 8665255), (15, 5199153), (45, 1733051), (431, 180945), (1293, 60315), (2155, 36189), (3879, 20105), (4021, 19395), (6465, 12063)]