258319466

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{25561}}^1$

素因数の和:25757

約数の個数: 16

約数和(自身を含む): 402448128

約数和(自身を除く): 144128662

約数列:

[1, 2, 31, 62, 163, 326, 5053, 10106, 25561, 51122, 792391, 1584782, 4166443, 8332886, 129159733, 258319466]

約数ペア:

[(1, 258319466), (2, 129159733), (31, 8332886), (62, 4166443), (163, 1584782), (326, 792391), (5053, 51122), (10106, 25561)]