31969485

素因数分解:

$3^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:619

約数の個数: 40

約数和(自身を含む): 57746040

約数和(自身を除く): 25776555

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 193, 405, 409, 579, 965, 1227, 1737, 2045, 2895, 3681, 5211, 6135, 8685, 11043, 15633, 18405, 26055, 33129, 55215, 78165, 78937, 165645, 236811, 394685, 710433, 1184055, 2131299, 3552165, 6393897, 10656495, 31969485]

約数ペア:

[(1, 31969485), (3, 10656495), (5, 6393897), (9, 3552165), (15, 2131299), (27, 1184055), (45, 710433), (81, 394685), (135, 236811), (193, 165645), (405, 78937), (409, 78165), (579, 55215), (965, 33129), (1227, 26055), (1737, 18405), (2045, 15633), (2895, 11043), (3681, 8685), (5211, 6135)]