2189849403

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1\times {\mathrm{2207}}^1$

素因数の和:3531

約数の個数: 32

約数和(自身を含む): 3431337984

約数和(自身を除く): 1241488581

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 1277, 2207, 3831, 6621, 8939, 15449, 26817, 46347, 47249, 81659, 141747, 244977, 330743, 571613, 992229, 1714839, 2818339, 8455017, 19728373, 59185119, 104278543, 312835629, 729949801, 2189849403]

約数ペア:

[(1, 2189849403), (3, 729949801), (7, 312835629), (21, 104278543), (37, 59185119), (111, 19728373), (259, 8455017), (777, 2818339), (1277, 1714839), (2207, 992229), (3831, 571613), (6621, 330743), (8939, 244977), (15449, 141747), (26817, 81659), (46347, 47249)]