81351886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4937}}^1$

素因数の和:5064

約数の個数: 32

約数和(自身を含む): 153591552

約数和(自身を除く): 72239666

約数列:

[1, 2, 7, 11, 14, 22, 77, 107, 154, 214, 749, 1177, 1498, 2354, 4937, 8239, 9874, 16478, 34559, 54307, 69118, 108614, 380149, 528259, 760298, 1056518, 3697813, 5810849, 7395626, 11621698, 40675943, 81351886]

約数ペア:

[(1, 81351886), (2, 40675943), (7, 11621698), (11, 7395626), (14, 5810849), (22, 3697813), (77, 1056518), (107, 760298), (154, 528259), (214, 380149), (749, 108614), (1177, 69118), (1498, 54307), (2354, 34559), (4937, 16478), (8239, 9874)]