209192178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2681951}}^1$

素因数の和:2681969

約数の個数: 16

約数和(自身を含む): 450567936

約数和(自身を除く): 241375758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2681951, 5363902, 8045853, 16091706, 34865363, 69730726, 104596089, 209192178]

約数ペア:

[(1, 209192178), (2, 104596089), (3, 69730726), (6, 34865363), (13, 16091706), (26, 8045853), (39, 5363902), (78, 2681951)]