218918907

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{337}}^1\times {\mathrm{811}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 321113520

約数和(自身を除く): 102194613

約数列:

[1, 3, 9, 89, 267, 337, 801, 811, 1011, 2433, 3033, 7299, 29993, 72179, 89979, 216537, 269937, 273307, 649611, 819921, 2459763, 24324323, 72972969, 218918907]

約数ペア:

[(1, 218918907), (3, 72972969), (9, 24324323), (89, 2459763), (267, 819921), (337, 649611), (801, 273307), (811, 269937), (1011, 216537), (2433, 89979), (3033, 72179), (7299, 29993)]