4008375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{509}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 8274240

約数和(自身を除く): 4265865

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 509, 525, 875, 1125, 1527, 1575, 2545, 2625, 3563, 4581, 7635, 7875, 10689, 12725, 17815, 22905, 32067, 38175, 53445, 63625, 89075, 114525, 160335, 190875, 267225, 445375, 572625, 801675, 1336125, 4008375]

約数ペア:

[(1, 4008375), (3, 1336125), (5, 801675), (7, 572625), (9, 445375), (15, 267225), (21, 190875), (25, 160335), (35, 114525), (45, 89075), (63, 63625), (75, 53445), (105, 38175), (125, 32067), (175, 22905), (225, 17815), (315, 12725), (375, 10689), (509, 7875), (525, 7635), (875, 4581), (1125, 3563), (1527, 2625), (1575, 2545)]