7898679

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 11860992

約数和(自身を除く): 3962313

約数列:

[1, 3, 9, 47, 71, 141, 213, 263, 423, 639, 789, 2367, 3337, 10011, 12361, 18673, 30033, 37083, 56019, 111249, 168057, 877631, 2632893, 7898679]

約数ペア:

[(1, 7898679), (3, 2632893), (9, 877631), (47, 168057), (71, 111249), (141, 56019), (213, 37083), (263, 30033), (423, 18673), (639, 12361), (789, 10011), (2367, 3337)]