3138928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{15091}}^1$

素因数の和:15112

約数の個数: 20

約数和(自身を含む): 6549928

約数和(自身を除く): 3411000

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 15091, 30182, 60364, 120728, 196183, 241456, 392366, 784732, 1569464, 3138928]

約数ペア:

[(1, 3138928), (2, 1569464), (4, 784732), (8, 392366), (13, 241456), (16, 196183), (26, 120728), (52, 60364), (104, 30182), (208, 15091)]