1228311

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 2132480

約数和(自身を除く): 904169

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 97, 189, 201, 291, 469, 603, 679, 873, 1407, 1809, 2037, 2619, 4221, 6111, 6499, 12663, 18333, 19497, 45493, 58491, 136479, 175473, 409437, 1228311]

約数ペア:

[(1, 1228311), (3, 409437), (7, 175473), (9, 136479), (21, 58491), (27, 45493), (63, 19497), (67, 18333), (97, 12663), (189, 6499), (201, 6111), (291, 4221), (469, 2619), (603, 2037), (679, 1809), (873, 1407)]