66619503

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 40

約数和(自身を含む): 102927440

約数和(自身を除く): 36307937

約数列:

[1, 3, 9, 27, 61, 81, 97, 139, 183, 291, 417, 549, 873, 1251, 1647, 2619, 3753, 4941, 5917, 7857, 8479, 11259, 13483, 17751, 25437, 40449, 53253, 76311, 121347, 159759, 228933, 364041, 479277, 686799, 822463, 1092123, 2467389, 7402167, 22206501, 66619503]

約数ペア:

[(1, 66619503), (3, 22206501), (9, 7402167), (27, 2467389), (61, 1092123), (81, 822463), (97, 686799), (139, 479277), (183, 364041), (291, 228933), (417, 159759), (549, 121347), (873, 76311), (1251, 53253), (1647, 40449), (2619, 25437), (3753, 17751), (4941, 13483), (5917, 11259), (7857, 8479)]