3997725

素因数分解:

$3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:517

約数の個数: 24

約数和(自身を含む): 6672192

約数和(自身を除く): 2674467

約数列:

[1, 3, 5, 15, 25, 75, 151, 353, 453, 755, 1059, 1765, 2265, 3775, 5295, 8825, 11325, 26475, 53303, 159909, 266515, 799545, 1332575, 3997725]

約数ペア:

[(1, 3997725), (3, 1332575), (5, 799545), (15, 266515), (25, 159909), (75, 53303), (151, 26475), (353, 11325), (453, 8825), (755, 5295), (1059, 3775), (1765, 2265)]