123203997

素因数分解:

$3^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1103}}^1$

素因数の和:1319

約数の個数: 40

約数和(自身を含む): 211597056

約数和(自身を除く): 88393059

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 197, 567, 591, 1103, 1379, 1773, 3309, 4137, 5319, 7721, 9927, 12411, 15957, 23163, 29781, 37233, 69489, 89343, 111699, 208467, 217291, 625401, 651873, 1521037, 1955619, 4563111, 5866857, 13689333, 17600571, 41067999, 123203997]

約数ペア:

[(1, 123203997), (3, 41067999), (7, 17600571), (9, 13689333), (21, 5866857), (27, 4563111), (63, 1955619), (81, 1521037), (189, 651873), (197, 625401), (567, 217291), (591, 208467), (1103, 111699), (1379, 89343), (1773, 69489), (3309, 37233), (4137, 29781), (5319, 23163), (7721, 15957), (9927, 12411)]