210938727

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 303077376

約数和(自身を除く): 92138649

約数列:

[1, 3, 23, 41, 69, 123, 173, 431, 519, 943, 1293, 2829, 3979, 7093, 9913, 11937, 17671, 21279, 29739, 53013, 74563, 163139, 223689, 406433, 489417, 1219299, 1714949, 3057083, 5144847, 9171249, 70312909, 210938727]

約数ペア:

[(1, 210938727), (3, 70312909), (23, 9171249), (41, 5144847), (69, 3057083), (123, 1714949), (173, 1219299), (431, 489417), (519, 406433), (943, 223689), (1293, 163139), (2829, 74563), (3979, 53013), (7093, 29739), (9913, 21279), (11937, 17671)]