71304867

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 111745920

約数和(自身を除く): 40441053

約数列:

[1, 3, 9, 27, 31, 73, 81, 93, 219, 279, 389, 657, 837, 1167, 1971, 2263, 2511, 3501, 5913, 6789, 10503, 12059, 20367, 28397, 31509, 36177, 61101, 85191, 108531, 183303, 255573, 325593, 766719, 880307, 976779, 2300157, 2640921, 7922763, 23768289, 71304867]

約数ペア:

[(1, 71304867), (3, 23768289), (9, 7922763), (27, 2640921), (31, 2300157), (73, 976779), (81, 880307), (93, 766719), (219, 325593), (279, 255573), (389, 183303), (657, 108531), (837, 85191), (1167, 61101), (1971, 36177), (2263, 31509), (2511, 28397), (3501, 20367), (5913, 12059), (6789, 10503)]