16813005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 32071680

約数和(自身を除く): 15258675

約数列:

[1, 3, 5, 11, 15, 19, 31, 33, 55, 57, 93, 95, 155, 165, 173, 209, 285, 341, 465, 519, 589, 627, 865, 1023, 1045, 1705, 1767, 1903, 2595, 2945, 3135, 3287, 5115, 5363, 5709, 6479, 8835, 9515, 9861, 16089, 16435, 19437, 26815, 28545, 32395, 36157, 49305, 58993, 80445, 97185, 101897, 108471, 176979, 180785, 294965, 305691, 509485, 542355, 884895, 1120867, 1528455, 3362601, 5604335, 16813005]

約数ペア:

[(1, 16813005), (3, 5604335), (5, 3362601), (11, 1528455), (15, 1120867), (19, 884895), (31, 542355), (33, 509485), (55, 305691), (57, 294965), (93, 180785), (95, 176979), (155, 108471), (165, 101897), (173, 97185), (209, 80445), (285, 58993), (341, 49305), (465, 36157), (519, 32395), (589, 28545), (627, 26815), (865, 19437), (1023, 16435), (1045, 16089), (1705, 9861), (1767, 9515), (1903, 8835), (2595, 6479), (2945, 5709), (3135, 5363), (3287, 5115)]