198999918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{850427}}^1$

素因数の和:850448

約数の個数: 24

約数和(自身を含む): 464333688

約数和(自身を除く): 265333770

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 850427, 1700854, 2551281, 5102562, 7653843, 11055551, 15307686, 22111102, 33166653, 66333306, 99499959, 198999918]

約数ペア:

[(1, 198999918), (2, 99499959), (3, 66333306), (6, 33166653), (9, 22111102), (13, 15307686), (18, 11055551), (26, 7653843), (39, 5102562), (78, 2551281), (117, 1700854), (234, 850427)]