289690877

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{6917}}^1$

素因数の和:7148

約数の個数: 16

約数和(自身を含む): 343575552

約数和(自身を除く): 53884675

約数列:

[1, 7, 31, 193, 217, 1351, 5983, 6917, 41881, 48419, 214427, 1334981, 1500989, 9344867, 41384411, 289690877]

約数ペア:

[(1, 289690877), (7, 41384411), (31, 9344867), (193, 1500989), (217, 1334981), (1351, 214427), (5983, 48419), (6917, 41881)]