253621633

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 280025856

約数和(自身を除く): 26404223

約数列:

[1, 19, 31, 131, 173, 361, 589, 2489, 3287, 4061, 5363, 11191, 22663, 47291, 62453, 77159, 101897, 430597, 702553, 1466021, 1936043, 8181343, 13348507, 253621633]

約数ペア:

[(1, 253621633), (19, 13348507), (31, 8181343), (131, 1936043), (173, 1466021), (361, 702553), (589, 430597), (2489, 101897), (3287, 77159), (4061, 62453), (5363, 47291), (11191, 22663)]