39171915

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{18521}}^1$

素因数の和:18579

約数の個数: 24

約数和(自身を含む): 69346368

約数和(自身を除く): 30174453

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 18521, 55563, 92605, 166689, 277815, 833445, 870487, 2611461, 4352435, 7834383, 13057305, 39171915]

約数ペア:

[(1, 39171915), (3, 13057305), (5, 7834383), (9, 4352435), (15, 2611461), (45, 870487), (47, 833445), (141, 277815), (235, 166689), (423, 92605), (705, 55563), (2115, 18521)]