7768575

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:713

約数の個数: 48

約数和(自身を含む): 15132960

約数和(自身を除く): 7364385

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 677, 765, 1275, 2031, 2295, 3385, 3825, 6093, 10155, 11475, 11509, 16925, 18279, 30465, 34527, 50775, 57545, 91395, 103581, 152325, 172635, 287725, 310743, 456975, 517905, 863175, 1553715, 2589525, 7768575]

約数ペア:

[(1, 7768575), (3, 2589525), (5, 1553715), (9, 863175), (15, 517905), (17, 456975), (25, 310743), (27, 287725), (45, 172635), (51, 152325), (75, 103581), (85, 91395), (135, 57545), (153, 50775), (225, 34527), (255, 30465), (425, 18279), (459, 16925), (675, 11509), (677, 11475), (765, 10155), (1275, 6093), (2031, 3825), (2295, 3385)]