278320042

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139021}}^1$

素因数の和:139054

約数の個数: 32

約数和(自身を含む): 560536704

約数和(自身を除く): 282216662

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 139021, 278042, 973147, 1529231, 1807273, 1946294, 3058462, 3614546, 10704617, 12650911, 19880003, 21409234, 25301822, 39760006, 139160021, 278320042]

約数ペア:

[(1, 278320042), (2, 139160021), (7, 39760006), (11, 25301822), (13, 21409234), (14, 19880003), (22, 12650911), (26, 10704617), (77, 3614546), (91, 3058462), (143, 1946294), (154, 1807273), (182, 1529231), (286, 973147), (1001, 278042), (2002, 139021)]