201991398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{4809319}}^1$

素因数の和:4809331

約数の個数: 16

約数和(自身を含む): 461694720

約数和(自身を除く): 259703322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 4809319, 9618638, 14427957, 28855914, 33665233, 67330466, 100995699, 201991398]

約数ペア:

[(1, 201991398), (2, 100995699), (3, 67330466), (6, 33665233), (7, 28855914), (14, 14427957), (21, 9618638), (42, 4809319)]