131223638

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1933}}^1$

素因数の和:2328

約数の個数: 32

約数和(自身を含む): 243034176

約数和(自身を除く): 111810538

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 373, 746, 1933, 2611, 3866, 4849, 5222, 9698, 13531, 25129, 27062, 33943, 50258, 67886, 175903, 351806, 721009, 1442018, 5047063, 9373117, 10094126, 18746234, 65611819, 131223638]

約数ペア:

[(1, 131223638), (2, 65611819), (7, 18746234), (13, 10094126), (14, 9373117), (26, 5047063), (91, 1442018), (182, 721009), (373, 351806), (746, 175903), (1933, 67886), (2611, 50258), (3866, 33943), (4849, 27062), (5222, 25129), (9698, 13531)]