397392846

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{157321}}^1$

素因数の和:157747

約数の個数: 16

約数和(自身を含む): 796678608

約数和(自身を除く): 399285762

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 157321, 314642, 471963, 943926, 66232141, 132464282, 198696423, 397392846]

約数ペア:

[(1, 397392846), (2, 198696423), (3, 132464282), (6, 66232141), (421, 943926), (842, 471963), (1263, 314642), (2526, 157321)]