211345445

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{80207}}^1$

素因数の和:80260

約数の個数: 16

約数和(自身を含む): 277198848

約数和(自身を除く): 65853403

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 80207, 401035, 1363519, 2486417, 6817595, 12432085, 42269089, 211345445]

約数ペア:

[(1, 211345445), (5, 42269089), (17, 12432085), (31, 6817595), (85, 2486417), (155, 1363519), (527, 401035), (2635, 80207)]