7128225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2437}}^1$

素因数の和:2466

約数の個数: 36

約数和(自身を含む): 13755196

約数和(自身を除く): 6626971

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2437, 2925, 7311, 12185, 21933, 31681, 36555, 60925, 95043, 109665, 158405, 182775, 285129, 475215, 548325, 792025, 1425645, 2376075, 7128225]

約数ペア:

[(1, 7128225), (3, 2376075), (5, 1425645), (9, 792025), (13, 548325), (15, 475215), (25, 285129), (39, 182775), (45, 158405), (65, 109665), (75, 95043), (117, 60925), (195, 36555), (225, 31681), (325, 21933), (585, 12185), (975, 7311), (2437, 2925)]