27483975

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2181

約数の個数: 48

約数和(自身を含む): 53171200

約数和(自身を除く): 25687225

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 225, 285, 475, 513, 675, 855, 1425, 2143, 2565, 4275, 6429, 10715, 12825, 19287, 32145, 40717, 53575, 57861, 96435, 122151, 160725, 203585, 289305, 366453, 482175, 610755, 1017925, 1099359, 1446525, 1832265, 3053775, 5496795, 9161325, 27483975]

約数ペア:

[(1, 27483975), (3, 9161325), (5, 5496795), (9, 3053775), (15, 1832265), (19, 1446525), (25, 1099359), (27, 1017925), (45, 610755), (57, 482175), (75, 366453), (95, 289305), (135, 203585), (171, 160725), (225, 122151), (285, 96435), (475, 57861), (513, 53575), (675, 40717), (855, 32145), (1425, 19287), (2143, 12825), (2565, 10715), (4275, 6429)]