898991716

素因数分解:

$2^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{39107}}^1$

素因数の和:39939

約数の個数: 24

約数和(自身を含む): 1800219456

約数和(自身を除く): 901227740

約数列:

[1, 2, 4, 7, 14, 28, 821, 1642, 3284, 5747, 11494, 22988, 39107, 78214, 156428, 273749, 547498, 1094996, 32106847, 64213694, 128427388, 224747929, 449495858, 898991716]

約数ペア:

[(1, 898991716), (2, 449495858), (4, 224747929), (7, 128427388), (14, 64213694), (28, 32106847), (821, 1094996), (1642, 547498), (3284, 273749), (5747, 156428), (11494, 78214), (22988, 39107)]