201947655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{751}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 400232448

約数和(自身を除く): 198284793

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 197, 273, 455, 591, 751, 985, 1365, 1379, 2253, 2561, 2955, 3755, 4137, 5257, 6895, 7683, 9763, 11265, 12805, 15771, 17927, 20685, 26285, 29289, 38415, 48815, 53781, 68341, 78855, 89635, 146445, 147947, 205023, 268905, 341705, 443841, 739735, 1025115, 1035629, 1923311, 2219205, 3106887, 5178145, 5769933, 9616555, 13463177, 15534435, 28849665, 40389531, 67315885, 201947655]

約数ペア:

[(1, 201947655), (3, 67315885), (5, 40389531), (7, 28849665), (13, 15534435), (15, 13463177), (21, 9616555), (35, 5769933), (39, 5178145), (65, 3106887), (91, 2219205), (105, 1923311), (195, 1035629), (197, 1025115), (273, 739735), (455, 443841), (591, 341705), (751, 268905), (985, 205023), (1365, 147947), (1379, 146445), (2253, 89635), (2561, 78855), (2955, 68341), (3755, 53781), (4137, 48815), (5257, 38415), (6895, 29289), (7683, 26285), (9763, 20685), (11265, 17927), (12805, 15771)]