15388191

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6263}}^1$

素因数の和:6292

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 12674529

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 6263, 18789, 43841, 56367, 81419, 131523, 169101, 244257, 394569, 569933, 732771, 1183707, 1709799, 2198313, 5129397, 15388191]

約数ペア:

[(1, 15388191), (3, 5129397), (7, 2198313), (9, 1709799), (13, 1183707), (21, 732771), (27, 569933), (39, 394569), (63, 244257), (91, 169101), (117, 131523), (189, 81419), (273, 56367), (351, 43841), (819, 18789), (2457, 6263)]