80127817

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1569

約数の個数: 32

約数和(自身を含む): 108428544

約数和(自身を除く): 28300727

約数列:

[1, 7, 11, 17, 41, 77, 119, 187, 287, 451, 697, 1309, 1493, 3157, 4879, 7667, 10451, 16423, 25381, 53669, 61213, 114961, 177667, 279191, 428491, 673343, 1040621, 1954337, 4713401, 7284347, 11446831, 80127817]

約数ペア:

[(1, 80127817), (7, 11446831), (11, 7284347), (17, 4713401), (41, 1954337), (77, 1040621), (119, 673343), (187, 428491), (287, 279191), (451, 177667), (697, 114961), (1309, 61213), (1493, 53669), (3157, 25381), (4879, 16423), (7667, 10451)]