820348542

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{3505763}}^1$

素因数の和:3505784

約数の個数: 24

約数和(自身を含む): 1914147144

約数和(自身を除く): 1093798602

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 3505763, 7011526, 10517289, 21034578, 31551867, 45574919, 63103734, 91149838, 136724757, 273449514, 410174271, 820348542]

約数ペア:

[(1, 820348542), (2, 410174271), (3, 273449514), (6, 136724757), (9, 91149838), (13, 63103734), (18, 45574919), (26, 31551867), (39, 21034578), (78, 10517289), (117, 7011526), (234, 3505763)]