251012961

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{3251}}^1$

素因数の和:3653

約数の個数: 24

約数和(自身を含む): 379469376

約数和(自身を除く): 128456415

約数列:

[1, 3, 9, 23, 69, 207, 373, 1119, 3251, 3357, 8579, 9753, 25737, 29259, 74773, 77211, 224319, 672957, 1212623, 3637869, 10913607, 27890329, 83670987, 251012961]

約数ペア:

[(1, 251012961), (3, 83670987), (9, 27890329), (23, 10913607), (69, 3637869), (207, 1212623), (373, 672957), (1119, 224319), (3251, 77211), (3357, 74773), (8579, 29259), (9753, 25737)]