24720825

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{7013}}^1$

素因数の和:7073

約数の個数: 24

約数和(自身を含む): 41747328

約数和(自身を除く): 17026503

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 7013, 21039, 35065, 105195, 175325, 329611, 525975, 988833, 1648055, 4944165, 8240275, 24720825]

約数ペア:

[(1, 24720825), (3, 8240275), (5, 4944165), (15, 1648055), (25, 988833), (47, 525975), (75, 329611), (141, 175325), (235, 105195), (705, 35065), (1175, 21039), (3525, 7013)]