8273993

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 10725120

約数和(自身を除く): 2451127

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 419, 637, 1519, 2821, 2933, 5447, 12989, 19747, 20531, 38129, 90923, 168857, 266903, 636461, 1181999, 8273993]

約数ペア:

[(1, 8273993), (7, 1181999), (13, 636461), (31, 266903), (49, 168857), (91, 90923), (217, 38129), (403, 20531), (419, 19747), (637, 12989), (1519, 5447), (2821, 2933)]