486969990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1248641}}^1$

素因数の和:1248664

約数の個数: 32

約数和(自身を含む): 1258631136

約数和(自身を除く): 771661146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1248641, 2497282, 3745923, 6243205, 7491846, 12486410, 16232333, 18729615, 32464666, 37459230, 48696999, 81161665, 97393998, 162323330, 243484995, 486969990]

約数ペア:

[(1, 486969990), (2, 243484995), (3, 162323330), (5, 97393998), (6, 81161665), (10, 48696999), (13, 37459230), (15, 32464666), (26, 18729615), (30, 16232333), (39, 12486410), (65, 7491846), (78, 6243205), (130, 3745923), (195, 2497282), (390, 1248641)]