219953669

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 252346752

約数和(自身を除く): 32393083

約数列:

[1, 13, 23, 71, 169, 299, 797, 923, 1633, 3887, 10361, 11999, 18331, 21229, 56587, 134693, 238303, 275977, 735631, 1301501, 3097939, 9563203, 16919513, 219953669]

約数ペア:

[(1, 219953669), (13, 16919513), (23, 9563203), (71, 3097939), (169, 1301501), (299, 735631), (797, 275977), (923, 238303), (1633, 134693), (3887, 56587), (10361, 21229), (11999, 18331)]