131949905

素因数分解:

$5^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 160200768

約数和(自身を除く): 28250863

約数列:

[1, 5, 181, 211, 691, 905, 1055, 3455, 38191, 125071, 145801, 190955, 625355, 729005, 26389981, 131949905]

約数ペア:

[(1, 131949905), (5, 26389981), (181, 729005), (211, 625355), (691, 190955), (905, 145801), (1055, 125071), (3455, 38191)]