38312721

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{499}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 58500000

約数和(自身を除く): 20187279

約数列:

[1, 3, 9, 19, 57, 171, 449, 499, 1347, 1497, 4041, 4491, 8531, 9481, 25593, 28443, 76779, 85329, 224051, 672153, 2016459, 4256969, 12770907, 38312721]

約数ペア:

[(1, 38312721), (3, 12770907), (9, 4256969), (19, 2016459), (57, 672153), (171, 224051), (449, 85329), (499, 76779), (1347, 28443), (1497, 25593), (4041, 9481), (4491, 8531)]