1913793

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 3042432

約数和(自身を除く): 1128639

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 277, 329, 831, 987, 1939, 2303, 5817, 6909, 13019, 13573, 39057, 40719, 91133, 273399, 637931, 1913793]

約数ペア:

[(1, 1913793), (3, 637931), (7, 273399), (21, 91133), (47, 40719), (49, 39057), (141, 13573), (147, 13019), (277, 6909), (329, 5817), (831, 2303), (987, 1939)]