27690369

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{16691}}^1$

素因数の和:16780

約数の個数: 16

約数和(自身を含む): 42731520

約数和(自身を除く): 15041151

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 16691, 50073, 116837, 350511, 1318589, 3955767, 9230123, 27690369]

約数ペア:

[(1, 27690369), (3, 9230123), (7, 3955767), (21, 1318589), (79, 350511), (237, 116837), (553, 50073), (1659, 16691)]