312435

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 555984

約数和(自身を除く): 243549

約数列:

[1, 3, 5, 9, 15, 45, 53, 131, 159, 265, 393, 477, 655, 795, 1179, 1965, 2385, 5895, 6943, 20829, 34715, 62487, 104145, 312435]

約数ペア:

[(1, 312435), (3, 104145), (5, 62487), (9, 34715), (15, 20829), (45, 6943), (53, 5895), (131, 2385), (159, 1965), (265, 1179), (393, 795), (477, 655)]