208073085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2210

約数の個数: 64

約数和(自身を含む): 394813440

約数和(自身を除く): 186740355

約数列:

[1, 3, 5, 11, 15, 19, 31, 33, 55, 57, 93, 95, 155, 165, 209, 285, 341, 465, 589, 627, 1023, 1045, 1705, 1767, 2141, 2945, 3135, 5115, 6423, 6479, 8835, 10705, 19437, 23551, 32115, 32395, 40679, 66371, 70653, 97185, 117755, 122037, 199113, 203395, 331855, 353265, 447469, 610185, 730081, 995565, 1261049, 1342407, 2190243, 2237345, 3650405, 3783147, 6305245, 6712035, 10951215, 13871539, 18915735, 41614617, 69357695, 208073085]

約数ペア:

[(1, 208073085), (3, 69357695), (5, 41614617), (11, 18915735), (15, 13871539), (19, 10951215), (31, 6712035), (33, 6305245), (55, 3783147), (57, 3650405), (93, 2237345), (95, 2190243), (155, 1342407), (165, 1261049), (209, 995565), (285, 730081), (341, 610185), (465, 447469), (589, 353265), (627, 331855), (1023, 203395), (1045, 199113), (1705, 122037), (1767, 117755), (2141, 97185), (2945, 70653), (3135, 66371), (5115, 40679), (6423, 32395), (6479, 32115), (8835, 23551), (10705, 19437)]