131837181

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8059}}^1$

素因数の和:8129

約数の個数: 32

約数和(自身を含む): 216652800

約数和(自身を除く): 84815619

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 5453, 8059, 16359, 24177, 56413, 153121, 169239, 330419, 459363, 991257, 1071847, 2312933, 3215541, 6277961, 6938799, 18833883, 43945727, 131837181]

約数ペア:

[(1, 131837181), (3, 43945727), (7, 18833883), (19, 6938799), (21, 6277961), (41, 3215541), (57, 2312933), (123, 1071847), (133, 991257), (287, 459363), (399, 330419), (779, 169239), (861, 153121), (2337, 56413), (5453, 24177), (8059, 16359)]