12921036205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{2909}}^1$

素因数の和:3154

約数の個数: 64

約数和(自身を含む): 19711641600

約数和(自身を除く): 6790605395

約数列:

[1, 5, 7, 11, 35, 55, 77, 83, 139, 385, 415, 581, 695, 913, 973, 1529, 2905, 2909, 4565, 4865, 6391, 7645, 10703, 11537, 14545, 20363, 31955, 31999, 53515, 57685, 80759, 101815, 126907, 159995, 223993, 241447, 403795, 404351, 634535, 888349, 1119965, 1207235, 1690129, 2021755, 2655917, 2830457, 4441745, 4447861, 8450645, 13279585, 14152285, 18591419, 22239305, 31135027, 33561133, 92957095, 155675135, 167805665, 234927931, 369172463, 1174639655, 1845862315, 2584207241, 12921036205]

約数ペア:

[(1, 12921036205), (5, 2584207241), (7, 1845862315), (11, 1174639655), (35, 369172463), (55, 234927931), (77, 167805665), (83, 155675135), (139, 92957095), (385, 33561133), (415, 31135027), (581, 22239305), (695, 18591419), (913, 14152285), (973, 13279585), (1529, 8450645), (2905, 4447861), (2909, 4441745), (4565, 2830457), (4865, 2655917), (6391, 2021755), (7645, 1690129), (10703, 1207235), (11537, 1119965), (14545, 888349), (20363, 634535), (31955, 404351), (31999, 403795), (53515, 241447), (57685, 223993), (80759, 159995), (101815, 126907)]