808394804

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{210739}}^1$

素因数の和:210887

約数の個数: 24

約数和(自身を含む): 1628598720

約数和(自身を除く): 820203916

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 210739, 421478, 842956, 1475173, 2950346, 5900692, 28871243, 57742486, 115484972, 202098701, 404197402, 808394804]

約数ペア:

[(1, 808394804), (2, 404197402), (4, 202098701), (7, 115484972), (14, 57742486), (28, 28871243), (137, 5900692), (274, 2950346), (548, 1475173), (959, 842956), (1918, 421478), (3836, 210739)]