31914805

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 41899680

約数和(自身を除く): 9984875

約数列:

[1, 5, 13, 65, 169, 179, 211, 845, 895, 1055, 2327, 2743, 11635, 13715, 30251, 35659, 37769, 151255, 178295, 188845, 490997, 2454985, 6382961, 31914805]

約数ペア:

[(1, 31914805), (5, 6382961), (13, 2454985), (65, 490997), (169, 188845), (179, 178295), (211, 151255), (845, 37769), (895, 35659), (1055, 30251), (2327, 13715), (2743, 11635)]