31289163

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 44797440

約数和(自身を除く): 13508277

約数列:

[1, 3, 17, 51, 151, 239, 289, 453, 717, 867, 2567, 4063, 7701, 12189, 36089, 43639, 69071, 108267, 130917, 207213, 613513, 1840539, 10429721, 31289163]

約数ペア:

[(1, 31289163), (3, 10429721), (17, 1840539), (51, 613513), (151, 207213), (239, 130917), (289, 108267), (453, 69071), (717, 43639), (867, 36089), (2567, 12189), (4063, 7701)]