397142715

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{2357}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 651939840

約数和(自身を除く): 254797125

約数列:

[1, 3, 5, 15, 47, 141, 235, 239, 705, 717, 1195, 2357, 3585, 7071, 11233, 11785, 33699, 35355, 56165, 110779, 168495, 332337, 553895, 563323, 1661685, 1689969, 2816615, 8449845, 26476181, 79428543, 132380905, 397142715]

約数ペア:

[(1, 397142715), (3, 132380905), (5, 79428543), (15, 26476181), (47, 8449845), (141, 2816615), (235, 1689969), (239, 1661685), (705, 563323), (717, 553895), (1195, 332337), (2357, 168495), (3585, 110779), (7071, 56165), (11233, 35355), (11785, 33699)]