55555779

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^2$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 80840592

約数和(自身を除く): 25284813

約数列:

[1, 3, 17, 41, 51, 123, 163, 489, 697, 2091, 2771, 6683, 8313, 20049, 26569, 79707, 113611, 340833, 451673, 1089329, 1355019, 3267987, 18518593, 55555779]

約数ペア:

[(1, 55555779), (3, 18518593), (17, 3267987), (41, 1355019), (51, 1089329), (123, 451673), (163, 340833), (489, 113611), (697, 79707), (2091, 26569), (2771, 20049), (6683, 8313)]