8220375

素因数分解:

$3^2\times 5^3\times {\mathrm{7307}}^1$

素因数の和:7328

約数の個数: 24

約数和(自身を含む): 14820624

約数和(自身を除く): 6600249

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 7307, 21921, 36535, 65763, 109605, 182675, 328815, 548025, 913375, 1644075, 2740125, 8220375]

約数ペア:

[(1, 8220375), (3, 2740125), (5, 1644075), (9, 913375), (15, 548025), (25, 328815), (45, 182675), (75, 109605), (125, 65763), (225, 36535), (375, 21921), (1125, 7307)]