1997925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1567}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 3499776

約数和(自身を除く): 1501851

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 1567, 4701, 7835, 23505, 26639, 39175, 79917, 117525, 133195, 399585, 665975, 1997925]

約数ペア:

[(1, 1997925), (3, 665975), (5, 399585), (15, 133195), (17, 117525), (25, 79917), (51, 39175), (75, 26639), (85, 23505), (255, 7835), (425, 4701), (1275, 1567)]