208987772

素因数分解:

$2^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{12097}}^1$

素因数の和:12725

約数の個数: 24

約数和(自身を含む): 418687584

約数和(自身を除く): 209699812

約数列:

[1, 2, 4, 7, 14, 28, 617, 1234, 2468, 4319, 8638, 12097, 17276, 24194, 48388, 84679, 169358, 338716, 7463849, 14927698, 29855396, 52246943, 104493886, 208987772]

約数ペア:

[(1, 208987772), (2, 104493886), (4, 52246943), (7, 29855396), (14, 14927698), (28, 7463849), (617, 338716), (1234, 169358), (2468, 84679), (4319, 48388), (8638, 24194), (12097, 17276)]