1289788146

素因数分解:

$2^1\times 3^2\times {\mathrm{439}}^1\times {\mathrm{163223}}^1$

素因数の和:163670

約数の個数: 24

約数和(自身を含む): 2800923840

約数和(自身を除く): 1511135694

約数列:

[1, 2, 3, 6, 9, 18, 439, 878, 1317, 2634, 3951, 7902, 163223, 326446, 489669, 979338, 1469007, 2938014, 71654897, 143309794, 214964691, 429929382, 644894073, 1289788146]

約数ペア:

[(1, 1289788146), (2, 644894073), (3, 429929382), (6, 214964691), (9, 143309794), (18, 71654897), (439, 2938014), (878, 1469007), (1317, 979338), (2634, 489669), (3951, 326446), (7902, 163223)]