42987273

素因数分解:

$3^1\times 7^1\times {\mathrm{1303}}^1\times {\mathrm{1571}}^1$

素因数の和:2884

約数の個数: 16

約数和(自身を含む): 65596416

約数和(自身を除く): 22609143

約数列:

[1, 3, 7, 21, 1303, 1571, 3909, 4713, 9121, 10997, 27363, 32991, 2047013, 6141039, 14329091, 42987273]

約数ペア:

[(1, 42987273), (3, 14329091), (7, 6141039), (21, 2047013), (1303, 32991), (1571, 27363), (3909, 10997), (4713, 9121)]