2164225

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 3124800

約数和(自身を除く): 960575

約数列:

[1, 5, 7, 25, 35, 83, 149, 175, 415, 581, 745, 1043, 2075, 2905, 3725, 5215, 12367, 14525, 26075, 61835, 86569, 309175, 432845, 2164225]

約数ペア:

[(1, 2164225), (5, 432845), (7, 309175), (25, 86569), (35, 61835), (83, 26075), (149, 14525), (175, 12367), (415, 5215), (581, 3725), (745, 2905), (1043, 2075)]