168647905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2289

約数の個数: 32

約数和(自身を含む): 228925440

約数和(自身を除く): 60277535

約数列:

[1, 5, 17, 29, 31, 85, 145, 155, 493, 527, 899, 2207, 2465, 2635, 4495, 11035, 15283, 37519, 64003, 68417, 76415, 187595, 320015, 342085, 1088051, 1163089, 1984093, 5440255, 5815445, 9920465, 33729581, 168647905]

約数ペア:

[(1, 168647905), (5, 33729581), (17, 9920465), (29, 5815445), (31, 5440255), (85, 1984093), (145, 1163089), (155, 1088051), (493, 342085), (527, 320015), (899, 187595), (2207, 76415), (2465, 68417), (2635, 64003), (4495, 37519), (11035, 15283)]