13247883

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7043}}^1$

素因数の和:7079

約数の個数: 24

約数和(自身を含む): 21977280

約数和(自身を除く): 8729397

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 7043, 21129, 63387, 77473, 133817, 232419, 401451, 697257, 1204353, 1471987, 4415961, 13247883]

約数ペア:

[(1, 13247883), (3, 4415961), (9, 1471987), (11, 1204353), (19, 697257), (33, 401451), (57, 232419), (99, 133817), (171, 77473), (209, 63387), (627, 21129), (1881, 7043)]