258487777

素因数分解:

${\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:752

約数の個数: 16

約数和(自身を含む): 273611520

約数和(自身を除く): 15123743

約数列:

[1, 23, 167, 173, 389, 3841, 3979, 8947, 28891, 64963, 67297, 664493, 1494149, 1547831, 11238599, 258487777]

約数ペア:

[(1, 258487777), (23, 11238599), (167, 1547831), (173, 1494149), (389, 664493), (3841, 67297), (3979, 64963), (8947, 28891)]