31007979

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{919}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 47074560

約数和(自身を除く): 16066581

約数列:

[1, 3, 9, 23, 69, 163, 207, 489, 919, 1467, 2757, 3749, 8271, 11247, 21137, 33741, 63411, 149797, 190233, 449391, 1348173, 3445331, 10335993, 31007979]

約数ペア:

[(1, 31007979), (3, 10335993), (9, 3445331), (23, 1348173), (69, 449391), (163, 190233), (207, 149797), (489, 63411), (919, 33741), (1467, 21137), (2757, 11247), (3749, 8271)]