28293369

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{1009}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 40723200

約数和(自身を除く): 12429831

約数列:

[1, 3, 13, 39, 719, 1009, 2157, 3027, 9347, 13117, 28041, 39351, 725471, 2176413, 9431123, 28293369]

約数ペア:

[(1, 28293369), (3, 9431123), (13, 2176413), (39, 725471), (719, 39351), (1009, 28041), (2157, 13117), (3027, 9347)]