78021918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{333427}}^1$

素因数の和:333448

約数の個数: 24

約数和(自身を含む): 182051688

約数和(自身を除く): 104029770

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 333427, 666854, 1000281, 2000562, 3000843, 4334551, 6001686, 8669102, 13003653, 26007306, 39010959, 78021918]

約数ペア:

[(1, 78021918), (2, 39010959), (3, 26007306), (6, 13003653), (9, 8669102), (13, 6001686), (18, 4334551), (26, 3000843), (39, 2000562), (78, 1000281), (117, 666854), (234, 333427)]