1621214

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 24

約数和(自身を含む): 2881008

約数和(自身を除く): 1259794

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 233, 466, 497, 994, 1631, 3262, 3479, 6958, 11417, 16543, 22834, 33086, 115801, 231602, 810607, 1621214]

約数ペア:

[(1, 1621214), (2, 810607), (7, 231602), (14, 115801), (49, 33086), (71, 22834), (98, 16543), (142, 11417), (233, 6958), (466, 3479), (497, 3262), (994, 1631)]