166709221

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2791}}^1$

素因数の和:2881

約数の個数: 24

約数和(自身を含む): 206250624

約数和(自身を除く): 39541403

約数列:

[1, 7, 23, 49, 53, 161, 371, 1127, 1219, 2597, 2791, 8533, 19537, 59731, 64193, 136759, 147923, 449351, 1035461, 3145457, 3402229, 7248227, 23815603, 166709221]

約数ペア:

[(1, 166709221), (7, 23815603), (23, 7248227), (49, 3402229), (53, 3145457), (161, 1035461), (371, 449351), (1127, 147923), (1219, 136759), (2597, 64193), (2791, 59731), (8533, 19537)]