8742375

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 16629600

約数和(自身を除く): 7887225

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 409, 475, 855, 1125, 1227, 1425, 2045, 2375, 3681, 4275, 6135, 7125, 7771, 10225, 18405, 21375, 23313, 30675, 38855, 51125, 69939, 92025, 116565, 153375, 194275, 349695, 460125, 582825, 971375, 1748475, 2914125, 8742375]

約数ペア:

[(1, 8742375), (3, 2914125), (5, 1748475), (9, 971375), (15, 582825), (19, 460125), (25, 349695), (45, 194275), (57, 153375), (75, 116565), (95, 92025), (125, 69939), (171, 51125), (225, 38855), (285, 30675), (375, 23313), (409, 21375), (475, 18405), (855, 10225), (1125, 7771), (1227, 7125), (1425, 6135), (2045, 4275), (2375, 3681)]