211970109

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{418087}}^1$

素因数の和:418116

約数の個数: 12

約数和(自身を含む): 306040416

約数和(自身を除く): 94070307

約数列:

[1, 3, 13, 39, 169, 507, 418087, 1254261, 5435131, 16305393, 70656703, 211970109]

約数ペア:

[(1, 211970109), (3, 70656703), (13, 16305393), (39, 5435131), (169, 1254261), (507, 418087)]