281605631

素因数分解:

${\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 316199520

約数和(自身を除く): 34593889

約数列:

[1, 19, 29, 37, 361, 551, 703, 727, 1073, 10469, 13357, 13813, 20387, 21083, 26899, 262447, 387353, 400577, 511081, 780071, 7610963, 9710539, 14821349, 281605631]

約数ペア:

[(1, 281605631), (19, 14821349), (29, 9710539), (37, 7610963), (361, 780071), (551, 511081), (703, 400577), (727, 387353), (1073, 262447), (10469, 26899), (13357, 21083), (13813, 20387)]