290428404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3457481}}^1$

素因数の和:3457495

約数の個数: 24

約数和(自身を含む): 774475968

約数和(自身を除く): 484047564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3457481, 6914962, 10372443, 13829924, 20744886, 24202367, 41489772, 48404734, 72607101, 96809468, 145214202, 290428404]

約数ペア:

[(1, 290428404), (2, 145214202), (3, 96809468), (4, 72607101), (6, 48404734), (7, 41489772), (12, 24202367), (14, 20744886), (21, 13829924), (28, 10372443), (42, 6914962), (84, 3457481)]