291247788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1866973}}^1$

素因数の和:1866993

約数の個数: 24

約数和(自身を含む): 731853808

約数和(自身を除く): 440606020

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1866973, 3733946, 5600919, 7467892, 11201838, 22403676, 24270649, 48541298, 72811947, 97082596, 145623894, 291247788]

約数ペア:

[(1, 291247788), (2, 145623894), (3, 97082596), (4, 72811947), (6, 48541298), (12, 24270649), (13, 22403676), (26, 11201838), (39, 7467892), (52, 5600919), (78, 3733946), (156, 1866973)]