211020771

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{68491}}^1$

素因数の和:68586

約数の個数: 16

約数和(自身を含む): 306844160

約数和(自身を除く): 95823389

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 68491, 205473, 890383, 2671149, 5410789, 16232367, 70340257, 211020771]

約数ペア:

[(1, 211020771), (3, 70340257), (13, 16232367), (39, 5410789), (79, 2671149), (237, 890383), (1027, 205473), (3081, 68491)]