16190139

素因数分解:

$3^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 25270608

約数和(自身を除く): 9080469

約数列:

[1, 3, 7, 21, 49, 147, 241, 457, 723, 1371, 1687, 3199, 5061, 9597, 11809, 22393, 35427, 67179, 110137, 330411, 770959, 2312877, 5396713, 16190139]

約数ペア:

[(1, 16190139), (3, 5396713), (7, 2312877), (21, 770959), (49, 330411), (147, 110137), (241, 67179), (457, 35427), (723, 22393), (1371, 11809), (1687, 9597), (3199, 5061)]