61998489

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12457}}^1$

素因数の和:12549

約数の個数: 24

約数和(自身を含む): 103650560

約数和(自身を除く): 41652071

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 12457, 37371, 87199, 112113, 261597, 784791, 984103, 2952309, 6888721, 8856927, 20666163, 61998489]

約数ペア:

[(1, 61998489), (3, 20666163), (7, 8856927), (9, 6888721), (21, 2952309), (63, 984103), (79, 784791), (237, 261597), (553, 112113), (711, 87199), (1659, 37371), (4977, 12457)]