206847837

素因数分解:

$3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4099}}^1$

素因数の和:4207

約数の個数: 40

約数和(自身を含む): 357192000

約数和(自身を除く): 150344163

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 267, 567, 623, 801, 1869, 2403, 4099, 5607, 7209, 12297, 16821, 28693, 36891, 50463, 86079, 110673, 258237, 332019, 364811, 774711, 1094433, 2324133, 2553677, 3283299, 7661031, 9849897, 22983093, 29549691, 68949279, 206847837]

約数ペア:

[(1, 206847837), (3, 68949279), (7, 29549691), (9, 22983093), (21, 9849897), (27, 7661031), (63, 3283299), (81, 2553677), (89, 2324133), (189, 1094433), (267, 774711), (567, 364811), (623, 332019), (801, 258237), (1869, 110673), (2403, 86079), (4099, 50463), (5607, 36891), (7209, 28693), (12297, 16821)]