72146487

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1129}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 117158400

約数和(自身を除く): 45011913

約数列:

[1, 3, 7, 17, 21, 51, 119, 179, 357, 537, 1129, 1253, 3043, 3387, 3759, 7903, 9129, 19193, 21301, 23709, 57579, 63903, 134351, 202091, 403053, 606273, 1414637, 3435547, 4243911, 10306641, 24048829, 72146487]

約数ペア:

[(1, 72146487), (3, 24048829), (7, 10306641), (17, 4243911), (21, 3435547), (51, 1414637), (119, 606273), (179, 403053), (357, 202091), (537, 134351), (1129, 63903), (1253, 57579), (3043, 23709), (3387, 21301), (3759, 19193), (7903, 9129)]