123690978

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{102563}}^1$

素因数の和:102638

約数の個数: 24

約数和(自身を含む): 271999728

約数和(自身を除く): 148308750

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 102563, 205126, 307689, 615378, 923067, 1846134, 6871721, 13743442, 20615163, 41230326, 61845489, 123690978]

約数ペア:

[(1, 123690978), (2, 61845489), (3, 41230326), (6, 20615163), (9, 13743442), (18, 6871721), (67, 1846134), (134, 923067), (201, 615378), (402, 307689), (603, 205126), (1206, 102563)]