129147915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{911}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 223082496

約数和(自身を除く): 93934581

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 727, 911, 2181, 2733, 3635, 4555, 9451, 10905, 11843, 13665, 28353, 35529, 47255, 59215, 141765, 177645, 662297, 1986891, 3311485, 8609861, 9934455, 25829583, 43049305, 129147915]

約数ペア:

[(1, 129147915), (3, 43049305), (5, 25829583), (13, 9934455), (15, 8609861), (39, 3311485), (65, 1986891), (195, 662297), (727, 177645), (911, 141765), (2181, 59215), (2733, 47255), (3635, 35529), (4555, 28353), (9451, 13665), (10905, 11843)]