99991556

素因数分解:

$2^2\times 7^2\times {\mathrm{191}}^1\times {\mathrm{2671}}^1$

素因数の和:2880

約数の個数: 36

約数和(自身を含む): 204696576

約数和(自身を除く): 104705020

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 191, 196, 382, 764, 1337, 2671, 2674, 5342, 5348, 9359, 10684, 18697, 18718, 37394, 37436, 74788, 130879, 261758, 510161, 523516, 1020322, 2040644, 3571127, 7142254, 14284508, 24997889, 49995778, 99991556]

約数ペア:

[(1, 99991556), (2, 49995778), (4, 24997889), (7, 14284508), (14, 7142254), (28, 3571127), (49, 2040644), (98, 1020322), (191, 523516), (196, 510161), (382, 261758), (764, 130879), (1337, 74788), (2671, 37436), (2674, 37394), (5342, 18718), (5348, 18697), (9359, 10684)]