7640215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2690

約数の個数: 16

約数和(自身を含む): 10194336

約数和(自身を除く): 2554121

約数列:

[1, 5, 11, 53, 55, 265, 583, 2621, 2915, 13105, 28831, 138913, 144155, 694565, 1528043, 7640215]

約数ペア:

[(1, 7640215), (5, 1528043), (11, 694565), (53, 144155), (55, 138913), (265, 28831), (583, 13105), (2621, 2915)]