16405884

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2437}}^1$

素因数の和:2475

約数の個数: 72

約数和(自身を含む): 47921328

約数和(自身を除く): 31515444

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 2437, 3366, 4874, 6732, 7311, 9748, 14622, 21933, 26807, 29244, 41429, 43866, 53614, 80421, 82858, 87732, 107228, 124287, 160842, 165716, 241263, 248574, 321684, 372861, 455719, 482526, 497148, 745722, 911438, 965052, 1367157, 1491444, 1822876, 2734314, 4101471, 5468628, 8202942, 16405884]

約数ペア:

[(1, 16405884), (2, 8202942), (3, 5468628), (4, 4101471), (6, 2734314), (9, 1822876), (11, 1491444), (12, 1367157), (17, 965052), (18, 911438), (22, 745722), (33, 497148), (34, 482526), (36, 455719), (44, 372861), (51, 321684), (66, 248574), (68, 241263), (99, 165716), (102, 160842), (132, 124287), (153, 107228), (187, 87732), (198, 82858), (204, 80421), (306, 53614), (374, 43866), (396, 41429), (561, 29244), (612, 26807), (748, 21933), (1122, 14622), (1683, 9748), (2244, 7311), (2437, 6732), (3366, 4874)]