15089781

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 24652800

約数和(自身を除く): 9563019

約数列:

[1, 3, 7, 19, 21, 57, 59, 133, 177, 399, 413, 641, 1121, 1239, 1923, 3363, 4487, 7847, 12179, 13461, 23541, 36537, 37819, 85253, 113457, 255759, 264733, 718561, 794199, 2155683, 5029927, 15089781]

約数ペア:

[(1, 15089781), (3, 5029927), (7, 2155683), (19, 794199), (21, 718561), (57, 264733), (59, 255759), (133, 113457), (177, 85253), (399, 37819), (413, 36537), (641, 23541), (1121, 13461), (1239, 12179), (1923, 7847), (3363, 4487)]