206879816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1301}}^1$

素因数の和:1470

約数の個数: 64

約数和(自身を含む): 459345600

約数和(自身を除く): 252465784

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 139, 143, 278, 286, 556, 572, 1112, 1144, 1301, 1529, 1807, 2602, 3058, 3614, 5204, 6116, 7228, 10408, 12232, 14311, 14456, 16913, 19877, 28622, 33826, 39754, 57244, 67652, 79508, 114488, 135304, 159016, 180839, 186043, 361678, 372086, 723356, 744172, 1446712, 1488344, 1989229, 2350907, 3978458, 4701814, 7956916, 9403628, 15913832, 18807256, 25859977, 51719954, 103439908, 206879816]

約数ペア:

[(1, 206879816), (2, 103439908), (4, 51719954), (8, 25859977), (11, 18807256), (13, 15913832), (22, 9403628), (26, 7956916), (44, 4701814), (52, 3978458), (88, 2350907), (104, 1989229), (139, 1488344), (143, 1446712), (278, 744172), (286, 723356), (556, 372086), (572, 361678), (1112, 186043), (1144, 180839), (1301, 159016), (1529, 135304), (1807, 114488), (2602, 79508), (3058, 67652), (3614, 57244), (5204, 39754), (6116, 33826), (7228, 28622), (10408, 19877), (12232, 16913), (14311, 14456)]