218655918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{71879}}^1$

素因数の和:71913

約数の個数: 36

約数和(自身を含む): 513007560

約数和(自身を除く): 294351642

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 71879, 143758, 215637, 431274, 646911, 934427, 1293822, 1868854, 2803281, 5606562, 8409843, 12147551, 16819686, 24295102, 36442653, 72885306, 109327959, 218655918]

約数ペア:

[(1, 218655918), (2, 109327959), (3, 72885306), (6, 36442653), (9, 24295102), (13, 16819686), (18, 12147551), (26, 8409843), (39, 5606562), (78, 2803281), (117, 1868854), (169, 1293822), (234, 934427), (338, 646911), (507, 431274), (1014, 215637), (1521, 143758), (3042, 71879)]