1975175

素因数分解:

$5^2\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:139

約数の個数: 18

約数和(自身を含む): 2563824

約数和(自身を除く): 588649

約数列:

[1, 5, 25, 41, 47, 205, 235, 1025, 1175, 1681, 1927, 8405, 9635, 42025, 48175, 79007, 395035, 1975175]

約数ペア:

[(1, 1975175), (5, 395035), (25, 79007), (41, 48175), (47, 42025), (205, 9635), (235, 8405), (1025, 1927), (1175, 1681)]