30989478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397301}}^1$

素因数の和:397319

約数の個数: 16

約数和(自身を含む): 66746736

約数和(自身を除く): 35757258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 397301, 794602, 1191903, 2383806, 5164913, 10329826, 15494739, 30989478]

約数ペア:

[(1, 30989478), (2, 15494739), (3, 10329826), (6, 5164913), (13, 2383806), (26, 1191903), (39, 794602), (78, 397301)]