139778847

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{20249}}^1$

素因数の和:20327

約数の個数: 24

約数和(自身を含む): 221130000

約数和(自身を除く): 81351153

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 2301, 6903, 20249, 60747, 182241, 263237, 789711, 1194691, 2369133, 3584073, 10752219, 15530983, 46592949, 139778847]

約数ペア:

[(1, 139778847), (3, 46592949), (9, 15530983), (13, 10752219), (39, 3584073), (59, 2369133), (117, 1194691), (177, 789711), (531, 263237), (767, 182241), (2301, 60747), (6903, 20249)]