26878404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{319981}}^1$

素因数の和:319995

約数の個数: 24

約数和(自身を含む): 71675968

約数和(自身を除く): 44797564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 319981, 639962, 959943, 1279924, 1919886, 2239867, 3839772, 4479734, 6719601, 8959468, 13439202, 26878404]

約数ペア:

[(1, 26878404), (2, 13439202), (3, 8959468), (4, 6719601), (6, 4479734), (7, 3839772), (12, 2239867), (14, 1919886), (21, 1279924), (28, 959943), (42, 639962), (84, 319981)]