3990975

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 6666240

約数和(自身を除く): 2675265

約数列:

[1, 3, 5, 15, 25, 75, 127, 381, 419, 635, 1257, 1905, 2095, 3175, 6285, 9525, 10475, 31425, 53213, 159639, 266065, 798195, 1330325, 3990975]

約数ペア:

[(1, 3990975), (3, 1330325), (5, 798195), (15, 266065), (25, 159639), (75, 53213), (127, 31425), (381, 10475), (419, 9525), (635, 6285), (1257, 3175), (1905, 2095)]