82621903

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 103042176

約数和(自身を除く): 20420273

約数列:

[1, 7, 13, 91, 169, 211, 331, 1183, 1477, 2317, 2743, 4303, 19201, 30121, 35659, 55939, 69841, 249613, 391573, 488887, 907933, 6355531, 11803129, 82621903]

約数ペア:

[(1, 82621903), (7, 11803129), (13, 6355531), (91, 907933), (169, 488887), (211, 391573), (331, 249613), (1183, 69841), (1477, 55939), (2317, 35659), (2743, 30121), (4303, 19201)]