123683308

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{2389}}^1$

素因数の和:2486

約数の個数: 36

約数和(自身を含む): 253359120

約数和(自身を除く): 129675812

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 1849, 2389, 3698, 4778, 7396, 9556, 12943, 16723, 25886, 33446, 51772, 66892, 102727, 205454, 410908, 719089, 1438178, 2876356, 4417261, 8834522, 17669044, 30920827, 61841654, 123683308]

約数ペア:

[(1, 123683308), (2, 61841654), (4, 30920827), (7, 17669044), (14, 8834522), (28, 4417261), (43, 2876356), (86, 1438178), (172, 719089), (301, 410908), (602, 205454), (1204, 102727), (1849, 66892), (2389, 51772), (3698, 33446), (4778, 25886), (7396, 16723), (9556, 12943)]