1215522075

素因数分解:

$3^1\times 5^2\times {\mathrm{971}}^1\times {\mathrm{16691}}^1$

素因数の和:17675

約数の個数: 24

約数和(自身を含む): 2011853376

約数和(自身を除く): 796331301

約数列:

[1, 3, 5, 15, 25, 75, 971, 2913, 4855, 14565, 16691, 24275, 50073, 72825, 83455, 250365, 417275, 1251825, 16206961, 48620883, 81034805, 243104415, 405174025, 1215522075]

約数ペア:

[(1, 1215522075), (3, 405174025), (5, 243104415), (15, 81034805), (25, 48620883), (75, 16206961), (971, 1251825), (2913, 417275), (4855, 250365), (14565, 83455), (16691, 72825), (24275, 50073)]