205208505

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11969}}^1$

素因数の和:12110

約数の個数: 32

約数和(自身を含む): 367718400

約数和(自身を除く): 162509895

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1905, 3429, 5715, 11969, 17145, 35907, 59845, 107721, 179535, 323163, 538605, 1520063, 1615815, 4560189, 7600315, 13680567, 22800945, 41041701, 68402835, 205208505]

約数ペア:

[(1, 205208505), (3, 68402835), (5, 41041701), (9, 22800945), (15, 13680567), (27, 7600315), (45, 4560189), (127, 1615815), (135, 1520063), (381, 538605), (635, 323163), (1143, 179535), (1905, 107721), (3429, 59845), (5715, 35907), (11969, 17145)]