1391130904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{65843}}^1$

素因数の和:66007

約数の個数: 32

約数和(自身を含む): 2765448000

約数和(自身を除く): 1374317096

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 2641, 5282, 10564, 21128, 65843, 131686, 263372, 526744, 1251017, 2502034, 5004068, 9152177, 10008136, 18304354, 36608708, 73217416, 173891363, 347782726, 695565452, 1391130904]

約数ペア:

[(1, 1391130904), (2, 695565452), (4, 347782726), (8, 173891363), (19, 73217416), (38, 36608708), (76, 18304354), (139, 10008136), (152, 9152177), (278, 5004068), (556, 2502034), (1112, 1251017), (2641, 526744), (5282, 263372), (10564, 131686), (21128, 65843)]