320194973

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 396963840

約数和(自身を除く): 76768867

約数列:

[1, 7, 19, 47, 133, 181, 283, 329, 893, 1267, 1981, 3439, 5377, 6251, 8507, 13301, 24073, 37639, 51223, 59549, 93107, 161633, 252719, 358561, 973237, 1131431, 1769033, 2407481, 6812659, 16852367, 45742139, 320194973]

約数ペア:

[(1, 320194973), (7, 45742139), (19, 16852367), (47, 6812659), (133, 2407481), (181, 1769033), (283, 1131431), (329, 973237), (893, 358561), (1267, 252719), (1981, 161633), (3439, 93107), (5377, 59549), (6251, 51223), (8507, 37639), (13301, 24073)]