28738878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15913}}^1$

素因数の和:15968

約数の個数: 32

約数和(自身を含む): 67220736

約数和(自身を除く): 38481858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 15913, 31826, 47739, 95478, 111391, 222782, 334173, 668346, 684259, 1368518, 2052777, 4105554, 4789813, 9579626, 14369439, 28738878]

約数ペア:

[(1, 28738878), (2, 14369439), (3, 9579626), (6, 4789813), (7, 4105554), (14, 2052777), (21, 1368518), (42, 684259), (43, 668346), (86, 334173), (129, 222782), (258, 111391), (301, 95478), (602, 47739), (903, 31826), (1806, 15913)]