253952499

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 375943680

約数和(自身を除く): 121991181

約数列:

[1, 3, 19, 23, 57, 69, 97, 291, 437, 1311, 1843, 1997, 2231, 5529, 5991, 6693, 37943, 42389, 45931, 113829, 127167, 137793, 193709, 581127, 872689, 2618067, 3680471, 4455307, 11041413, 13365921, 84650833, 253952499]

約数ペア:

[(1, 253952499), (3, 84650833), (19, 13365921), (23, 11041413), (57, 4455307), (69, 3680471), (97, 2618067), (291, 872689), (437, 581127), (1311, 193709), (1843, 137793), (1997, 127167), (2231, 113829), (5529, 45931), (5991, 42389), (6693, 37943)]