204595389

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:431

約数の個数: 40

約数和(自身を含む): 312586560

約数和(自身を除く): 107991171

約数列:

[1, 3, 9, 27, 81, 103, 137, 179, 309, 411, 537, 927, 1233, 1611, 2781, 3699, 4833, 8343, 11097, 14111, 14499, 18437, 24523, 42333, 55311, 73569, 126999, 165933, 220707, 380997, 497799, 662121, 1142991, 1493397, 1986363, 2525869, 7577607, 22732821, 68198463, 204595389]

約数ペア:

[(1, 204595389), (3, 68198463), (9, 22732821), (27, 7577607), (81, 2525869), (103, 1986363), (137, 1493397), (179, 1142991), (309, 662121), (411, 497799), (537, 380997), (927, 220707), (1233, 165933), (1611, 126999), (2781, 73569), (3699, 55311), (4833, 42333), (8343, 24523), (11097, 18437), (14111, 14499)]