279818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 32

約数和(自身を含む): 552960

約数和(自身を除く): 273142

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 79, 154, 158, 161, 253, 322, 506, 553, 869, 1106, 1738, 1771, 1817, 3542, 3634, 6083, 12166, 12719, 19987, 25438, 39974, 139909, 279818]

約数ペア:

[(1, 279818), (2, 139909), (7, 39974), (11, 25438), (14, 19987), (22, 12719), (23, 12166), (46, 6083), (77, 3634), (79, 3542), (154, 1817), (158, 1771), (161, 1738), (253, 1106), (322, 869), (506, 553)]