31241273

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 38041344

約数和(自身を除く): 6800071

約数列:

[1, 7, 31, 49, 131, 157, 217, 917, 1099, 1519, 4061, 4867, 6419, 7693, 20567, 28427, 34069, 143969, 198989, 238483, 637577, 1007783, 4463039, 31241273]

約数ペア:

[(1, 31241273), (7, 4463039), (31, 1007783), (49, 637577), (131, 238483), (157, 198989), (217, 143969), (917, 34069), (1099, 28427), (1519, 20567), (4061, 7693), (4867, 6419)]