30820391

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4073}}^1$

素因数の和:4150

約数の個数: 16

約数和(自身を含む): 37545984

約数和(自身を除く): 6725593

約数列:

[1, 7, 23, 47, 161, 329, 1081, 4073, 7567, 28511, 93679, 191431, 655753, 1340017, 4402913, 30820391]

約数ペア:

[(1, 30820391), (7, 4402913), (23, 1340017), (47, 655753), (161, 191431), (329, 93679), (1081, 28511), (4073, 7567)]