128850477

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197927}}^1$

素因数の和:197968

約数の個数: 16

約数和(自身を含む): 202678272

約数和(自身を除く): 73827795

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 197927, 593781, 1385489, 4156467, 6135737, 18407211, 42950159, 128850477]

約数ペア:

[(1, 128850477), (3, 42950159), (7, 18407211), (21, 6135737), (31, 4156467), (93, 1385489), (217, 593781), (651, 197927)]