1908720801

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{5437951}}^1$

素因数の和:5437973

約数の個数: 16

約数和(自身を含む): 3045253120

約数和(自身を除く): 1136532319

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 5437951, 16313853, 48941559, 70693363, 146824677, 212080089, 636240267, 1908720801]

約数ペア:

[(1, 1908720801), (3, 636240267), (9, 212080089), (13, 146824677), (27, 70693363), (39, 48941559), (117, 16313853), (351, 5437951)]