491959994

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{47459}}^1$

素因数の和:47605

約数の個数: 16

約数和(自身を含む): 758600640

約数和(自身を除く): 266640646

約数列:

[1, 2, 71, 73, 142, 146, 5183, 10366, 47459, 94918, 3369589, 3464507, 6739178, 6929014, 245979997, 491959994]

約数ペア:

[(1, 491959994), (2, 245979997), (71, 6929014), (73, 6739178), (142, 3464507), (146, 3369589), (5183, 94918), (10366, 47459)]