28988829

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 42823872

約数和(自身を除く): 13835043

約数列:

[1, 3, 9, 83, 151, 249, 257, 453, 747, 771, 1359, 2313, 12533, 21331, 37599, 38807, 63993, 112797, 116421, 191979, 349263, 3220981, 9662943, 28988829]

約数ペア:

[(1, 28988829), (3, 9662943), (9, 3220981), (83, 349263), (151, 191979), (249, 116421), (257, 112797), (453, 63993), (747, 38807), (771, 37599), (1359, 21331), (2313, 12533)]