210779739

素因数分解:

$3^4\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 322063280

約数和(自身を除く): 111283541

約数列:

[1, 3, 9, 27, 81, 97, 139, 193, 291, 417, 579, 873, 1251, 1737, 2619, 3753, 5211, 7857, 11259, 13483, 15633, 18721, 26827, 40449, 56163, 80481, 121347, 168489, 241443, 364041, 505467, 724329, 1092123, 1516401, 2172987, 2602219, 7806657, 23419971, 70259913, 210779739]

約数ペア:

[(1, 210779739), (3, 70259913), (9, 23419971), (27, 7806657), (81, 2602219), (97, 2172987), (139, 1516401), (193, 1092123), (291, 724329), (417, 505467), (579, 364041), (873, 241443), (1251, 168489), (1737, 121347), (2619, 80481), (3753, 56163), (5211, 40449), (7857, 26827), (11259, 18721), (13483, 15633)]