49671909

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2490

約数の個数: 48

約数和(自身を含む): 91428480

約数和(自身を除く): 41756571

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2441, 2907, 6783, 7323, 17087, 20349, 21969, 41497, 46379, 51261, 124491, 139137, 153783, 290479, 324653, 373473, 417411, 788443, 871437, 973959, 2365329, 2614311, 2921877, 5519101, 7095987, 16557303, 49671909]

約数ペア:

[(1, 49671909), (3, 16557303), (7, 7095987), (9, 5519101), (17, 2921877), (19, 2614311), (21, 2365329), (51, 973959), (57, 871437), (63, 788443), (119, 417411), (133, 373473), (153, 324653), (171, 290479), (323, 153783), (357, 139137), (399, 124491), (969, 51261), (1071, 46379), (1197, 41497), (2261, 21969), (2441, 20349), (2907, 17087), (6783, 7323)]