7875225

素因数分解:

$3^4\times 5^2\times {\mathrm{3889}}^1$

素因数の和:3911

約数の個数: 30

約数和(自身を含む): 14591390

約数和(自身を除く): 6716165

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 3889, 11667, 19445, 35001, 58335, 97225, 105003, 175005, 291675, 315009, 525015, 875025, 1575045, 2625075, 7875225]

約数ペア:

[(1, 7875225), (3, 2625075), (5, 1575045), (9, 875025), (15, 525015), (25, 315009), (27, 291675), (45, 175005), (75, 105003), (81, 97225), (135, 58335), (225, 35001), (405, 19445), (675, 11667), (2025, 3889)]