248284029

素因数分解:

$3^1\times 7^2\times {\mathrm{1109}}^1\times {\mathrm{1523}}^1$

素因数の和:2649

約数の個数: 24

約数和(自身を含む): 385693920

約数和(自身を除く): 137409891

約数列:

[1, 3, 7, 21, 49, 147, 1109, 1523, 3327, 4569, 7763, 10661, 23289, 31983, 54341, 74627, 163023, 223881, 1689007, 5067021, 11823049, 35469147, 82761343, 248284029]

約数ペア:

[(1, 248284029), (3, 82761343), (7, 35469147), (21, 11823049), (49, 5067021), (147, 1689007), (1109, 223881), (1523, 163023), (3327, 74627), (4569, 54341), (7763, 31983), (10661, 23289)]