201528231

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{443}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 296663040

約数和(自身を除く): 95134809

約数列:

[1, 3, 19, 23, 57, 69, 347, 437, 443, 1041, 1311, 1329, 6593, 7981, 8417, 10189, 19779, 23943, 25251, 30567, 151639, 153721, 193591, 454917, 461163, 580773, 2920699, 3535583, 8762097, 10606749, 67176077, 201528231]

約数ペア:

[(1, 201528231), (3, 67176077), (19, 10606749), (23, 8762097), (57, 3535583), (69, 2920699), (347, 580773), (437, 461163), (443, 454917), (1041, 193591), (1311, 153721), (1329, 151639), (6593, 30567), (7981, 25251), (8417, 23943), (10189, 19779)]