81499566

素因数分解:

$2^1\times 3^1\times {\mathrm{313}}^1\times {\mathrm{43397}}^1$

素因数の和:43715

約数の個数: 16

約数和(自身を含む): 163523664

約数和(自身を除く): 82024098

約数列:

[1, 2, 3, 6, 313, 626, 939, 1878, 43397, 86794, 130191, 260382, 13583261, 27166522, 40749783, 81499566]

約数ペア:

[(1, 81499566), (2, 40749783), (3, 27166522), (6, 13583261), (313, 260382), (626, 130191), (939, 86794), (1878, 43397)]