205781238

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{8707}}^1$

素因数の和:8829

約数の個数: 48

約数和(自身を含む): 484965936

約数和(自身を除く): 279184698

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 101, 117, 202, 234, 303, 606, 909, 1313, 1818, 2626, 3939, 7878, 8707, 11817, 17414, 23634, 26121, 52242, 78363, 113191, 156726, 226382, 339573, 679146, 879407, 1018719, 1758814, 2037438, 2638221, 5276442, 7914663, 11432291, 15829326, 22864582, 34296873, 68593746, 102890619, 205781238]

約数ペア:

[(1, 205781238), (2, 102890619), (3, 68593746), (6, 34296873), (9, 22864582), (13, 15829326), (18, 11432291), (26, 7914663), (39, 5276442), (78, 2638221), (101, 2037438), (117, 1758814), (202, 1018719), (234, 879407), (303, 679146), (606, 339573), (909, 226382), (1313, 156726), (1818, 113191), (2626, 78363), (3939, 52242), (7878, 26121), (8707, 23634), (11817, 17414)]