7217091

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1181}}^1$

素因数の和:1291

約数の個数: 24

約数和(自身を含む): 12046944

約数和(自身を除く): 4829853

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 1181, 2037, 3543, 6111, 8267, 10629, 24801, 74403, 114557, 343671, 801899, 1031013, 2405697, 7217091]

約数ペア:

[(1, 7217091), (3, 2405697), (7, 1031013), (9, 801899), (21, 343671), (63, 114557), (97, 74403), (291, 24801), (679, 10629), (873, 8267), (1181, 6111), (2037, 3543)]