1018875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 64

約数和(自身を含む): 2096640

約数和(自身を除く): 1077765

約数列:

[1, 3, 5, 11, 13, 15, 19, 25, 33, 39, 55, 57, 65, 75, 95, 125, 143, 165, 195, 209, 247, 275, 285, 325, 375, 429, 475, 627, 715, 741, 825, 975, 1045, 1235, 1375, 1425, 1625, 2145, 2375, 2717, 3135, 3575, 3705, 4125, 4875, 5225, 6175, 7125, 8151, 10725, 13585, 15675, 17875, 18525, 26125, 30875, 40755, 53625, 67925, 78375, 92625, 203775, 339625, 1018875]

約数ペア:

[(1, 1018875), (3, 339625), (5, 203775), (11, 92625), (13, 78375), (15, 67925), (19, 53625), (25, 40755), (33, 30875), (39, 26125), (55, 18525), (57, 17875), (65, 15675), (75, 13585), (95, 10725), (125, 8151), (143, 7125), (165, 6175), (195, 5225), (209, 4875), (247, 4125), (275, 3705), (285, 3575), (325, 3135), (375, 2717), (429, 2375), (475, 2145), (627, 1625), (715, 1425), (741, 1375), (825, 1235), (975, 1045)]