51912747

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2441}}^1$

素因数の和:2603

約数の個数: 24

約数和(自身を含む): 79999920

約数和(自身を除く): 28087173

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 1251, 2363, 2441, 7089, 7323, 21267, 21969, 41497, 124491, 339299, 373473, 1017897, 3053691, 5768083, 17304249, 51912747]

約数ペア:

[(1, 51912747), (3, 17304249), (9, 5768083), (17, 3053691), (51, 1017897), (139, 373473), (153, 339299), (417, 124491), (1251, 41497), (2363, 21969), (2441, 21267), (7089, 7323)]