2149504515

素因数分解:

$3^2\times 5^1\times {\mathrm{47766767}}^1$

素因数の和:47766778

約数の個数: 12

約数和(自身を含む): 3725807904

約数和(自身を除く): 1576303389

約数列:

[1, 3, 5, 9, 15, 45, 47766767, 143300301, 238833835, 429900903, 716501505, 2149504515]

約数ペア:

[(1, 2149504515), (3, 716501505), (5, 429900903), (9, 238833835), (15, 143300301), (45, 47766767)]