243837438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3126121}}^1$

素因数の和:3126139

約数の個数: 16

約数和(自身を含む): 525188496

約数和(自身を除く): 281351058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3126121, 6252242, 9378363, 18756726, 40639573, 81279146, 121918719, 243837438]

約数ペア:

[(1, 243837438), (2, 121918719), (3, 81279146), (6, 40639573), (13, 18756726), (26, 9378363), (39, 6252242), (78, 3126121)]