4067025

素因数分解:

$3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 6782304

約数和(自身を除く): 2715279

約数列:

[1, 3, 5, 15, 25, 75, 211, 257, 633, 771, 1055, 1285, 3165, 3855, 5275, 6425, 15825, 19275, 54227, 162681, 271135, 813405, 1355675, 4067025]

約数ペア:

[(1, 4067025), (3, 1355675), (5, 813405), (15, 271135), (25, 162681), (75, 54227), (211, 19275), (257, 15825), (633, 6425), (771, 5275), (1055, 3855), (1285, 3165)]