26779977

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:739

約数の個数: 40

約数和(自身を含む): 46417536

約数和(自身を除く): 19637559

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 511, 567, 647, 657, 1533, 1941, 1971, 4529, 4599, 5823, 5913, 13587, 13797, 17469, 40761, 41391, 47231, 52407, 122283, 141693, 330617, 366849, 425079, 991851, 1275237, 2975553, 3825711, 8926659, 26779977]

約数ペア:

[(1, 26779977), (3, 8926659), (7, 3825711), (9, 2975553), (21, 1275237), (27, 991851), (63, 425079), (73, 366849), (81, 330617), (189, 141693), (219, 122283), (511, 52407), (567, 47231), (647, 41391), (657, 40761), (1533, 17469), (1941, 13797), (1971, 13587), (4529, 5913), (4599, 5823)]