187341147

素因数分解:

$3^3\times 7^1\times {\mathrm{991223}}^1$

素因数の和:991239

約数の個数: 16

約数和(自身を含む): 317191680

約数和(自身を除く): 129850533

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 991223, 2973669, 6938561, 8921007, 20815683, 26763021, 62447049, 187341147]

約数ペア:

[(1, 187341147), (3, 62447049), (7, 26763021), (9, 20815683), (21, 8921007), (27, 6938561), (63, 2973669), (189, 991223)]