205241868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{438551}}^1$

素因数の和:438574

約数の個数: 36

約数和(自身を含む): 558715248

約数和(自身を除く): 353473380

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 438551, 877102, 1315653, 1754204, 2631306, 3946959, 5262612, 5701163, 7893918, 11402326, 15787836, 17103489, 22804652, 34206978, 51310467, 68413956, 102620934, 205241868]

約数ペア:

[(1, 205241868), (2, 102620934), (3, 68413956), (4, 51310467), (6, 34206978), (9, 22804652), (12, 17103489), (13, 15787836), (18, 11402326), (26, 7893918), (36, 5701163), (39, 5262612), (52, 3946959), (78, 2631306), (117, 1754204), (156, 1315653), (234, 877102), (468, 438551)]