447794145

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{211723}}^1$

素因数の和:211781

約数の個数: 24

約数和(自身を含む): 792694656

約数和(自身を除く): 344900511

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 211723, 635169, 1058615, 1905507, 3175845, 9527535, 9950981, 29852943, 49754905, 89558829, 149264715, 447794145]

約数ペア:

[(1, 447794145), (3, 149264715), (5, 89558829), (9, 49754905), (15, 29852943), (45, 9950981), (47, 9527535), (141, 3175845), (235, 1905507), (423, 1058615), (705, 635169), (2115, 211723)]