638033790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{21267793}}^1$

素因数の和:21267803

約数の個数: 16

約数和(自身を含む): 1531281168

約数和(自身を除く): 893247378

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 21267793, 42535586, 63803379, 106338965, 127606758, 212677930, 319016895, 638033790]

約数ペア:

[(1, 638033790), (2, 319016895), (3, 212677930), (5, 127606758), (6, 106338965), (10, 63803379), (15, 42535586), (30, 21267793)]