203498919

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 338060800

約数和(自身を除く): 134561881

約数列:

[1, 3, 9, 13, 27, 39, 43, 97, 117, 129, 139, 291, 351, 387, 417, 559, 873, 1161, 1251, 1261, 1677, 1807, 2619, 3753, 3783, 4171, 5031, 5421, 5977, 11349, 12513, 13483, 15093, 16263, 17931, 34047, 37539, 40449, 48789, 53793, 54223, 77701, 112617, 121347, 161379, 162669, 175279, 233103, 364041, 488007, 525837, 579769, 699309, 1464021, 1577511, 1739307, 2097927, 4732533, 5217921, 7536997, 15653763, 22610991, 67832973, 203498919]

約数ペア:

[(1, 203498919), (3, 67832973), (9, 22610991), (13, 15653763), (27, 7536997), (39, 5217921), (43, 4732533), (97, 2097927), (117, 1739307), (129, 1577511), (139, 1464021), (291, 699309), (351, 579769), (387, 525837), (417, 488007), (559, 364041), (873, 233103), (1161, 175279), (1251, 162669), (1261, 161379), (1677, 121347), (1807, 112617), (2619, 77701), (3753, 54223), (3783, 53793), (4171, 48789), (5031, 40449), (5421, 37539), (5977, 34047), (11349, 17931), (12513, 16263), (13483, 15093)]