4485375

素因数分解:

$3^4\times 5^3\times {\mathrm{443}}^1$

素因数の和:470

約数の個数: 40

約数和(自身を含む): 8380944

約数和(自身を除く): 3895569

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 443, 675, 1125, 1329, 2025, 2215, 3375, 3987, 6645, 10125, 11075, 11961, 19935, 33225, 35883, 55375, 59805, 99675, 166125, 179415, 299025, 498375, 897075, 1495125, 4485375]

約数ペア:

[(1, 4485375), (3, 1495125), (5, 897075), (9, 498375), (15, 299025), (25, 179415), (27, 166125), (45, 99675), (75, 59805), (81, 55375), (125, 35883), (135, 33225), (225, 19935), (375, 11961), (405, 11075), (443, 10125), (675, 6645), (1125, 3987), (1329, 3375), (2025, 2215)]