2521125

素因数分解:

$3^5\times 5^3\times {\mathrm{83}}^1$

素因数の和:113

約数の個数: 48

約数和(自身を含む): 4769856

約数和(自身を除く): 2248731

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 83, 125, 135, 225, 243, 249, 375, 405, 415, 675, 747, 1125, 1215, 1245, 2025, 2075, 2241, 3375, 3735, 6075, 6225, 6723, 10125, 10375, 11205, 18675, 20169, 30375, 31125, 33615, 56025, 93375, 100845, 168075, 280125, 504225, 840375, 2521125]

約数ペア:

[(1, 2521125), (3, 840375), (5, 504225), (9, 280125), (15, 168075), (25, 100845), (27, 93375), (45, 56025), (75, 33615), (81, 31125), (83, 30375), (125, 20169), (135, 18675), (225, 11205), (243, 10375), (249, 10125), (375, 6723), (405, 6225), (415, 6075), (675, 3735), (747, 3375), (1125, 2241), (1215, 2075), (1245, 2025)]