2447925

素因数分解:

$3^1\times 5^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 4094976

約数和(自身を除く): 1647051

約数列:

[1, 3, 5, 15, 25, 75, 127, 257, 381, 635, 771, 1285, 1905, 3175, 3855, 6425, 9525, 19275, 32639, 97917, 163195, 489585, 815975, 2447925]

約数ペア:

[(1, 2447925), (3, 815975), (5, 489585), (15, 163195), (25, 97917), (75, 32639), (127, 19275), (257, 9525), (381, 6425), (635, 3855), (771, 3175), (1285, 1905)]