78480135

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13313}}^1$

素因数の和:13455

約数の個数: 24

約数和(自身を含む): 137080944

約数和(自身を除く): 58600809

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1965, 5895, 13313, 39939, 66565, 119817, 199695, 599085, 1744003, 5232009, 8720015, 15696027, 26160045, 78480135]

約数ペア:

[(1, 78480135), (3, 26160045), (5, 15696027), (9, 8720015), (15, 5232009), (45, 1744003), (131, 599085), (393, 199695), (655, 119817), (1179, 66565), (1965, 39939), (5895, 13313)]