39989457

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 64059336

約数和(自身を除く): 24069879

約数列:

[1, 3, 9, 17, 27, 51, 81, 113, 153, 257, 339, 459, 771, 1017, 1377, 1921, 2313, 3051, 4369, 5763, 6939, 9153, 13107, 17289, 20817, 29041, 39321, 51867, 87123, 117963, 155601, 261369, 353889, 493697, 784107, 1481091, 2352321, 4443273, 13329819, 39989457]

約数ペア:

[(1, 39989457), (3, 13329819), (9, 4443273), (17, 2352321), (27, 1481091), (51, 784107), (81, 493697), (113, 353889), (153, 261369), (257, 155601), (339, 117963), (459, 87123), (771, 51867), (1017, 39321), (1377, 29041), (1921, 20817), (2313, 17289), (3051, 13107), (4369, 9153), (5763, 6939)]