291220797

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{61091}}^1$

素因数の和:61328

約数の個数: 16

約数和(自身を含む): 445727232

約数和(自身を除く): 154506435

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4767, 61091, 183273, 427637, 1282911, 13867657, 41602971, 97073599, 291220797]

約数ペア:

[(1, 291220797), (3, 97073599), (7, 41602971), (21, 13867657), (227, 1282911), (681, 427637), (1589, 183273), (4767, 61091)]