201018405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{18587}}^1$

素因数の和:18705

約数の個数: 32

約数和(自身を含む): 371165184

約数和(自身を除く): 170146779

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 3605, 10815, 18587, 55761, 92935, 130109, 278805, 390327, 650545, 1914461, 1951635, 5743383, 9572305, 13401227, 28716915, 40203681, 67006135, 201018405]

約数ペア:

[(1, 201018405), (3, 67006135), (5, 40203681), (7, 28716915), (15, 13401227), (21, 9572305), (35, 5743383), (103, 1951635), (105, 1914461), (309, 650545), (515, 390327), (721, 278805), (1545, 130109), (2163, 92935), (3605, 55761), (10815, 18587)]