180975

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 317440

約数和(自身を除く): 136465

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 127, 285, 381, 475, 635, 1425, 1905, 2413, 3175, 7239, 9525, 12065, 36195, 60325, 180975]

約数ペア:

[(1, 180975), (3, 60325), (5, 36195), (15, 12065), (19, 9525), (25, 7239), (57, 3175), (75, 2413), (95, 1905), (127, 1425), (285, 635), (381, 475)]