28265307

素因数分解:

$3^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{3259}}^1$

素因数の和:3335

約数の個数: 24

約数和(自身を含む): 44596800

約数和(自身を除く): 16331493

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 413, 1239, 2891, 3259, 8673, 9777, 22813, 68439, 159691, 192281, 479073, 576843, 1345967, 4037901, 9421769, 28265307]

約数ペア:

[(1, 28265307), (3, 9421769), (7, 4037901), (21, 1345967), (49, 576843), (59, 479073), (147, 192281), (177, 159691), (413, 68439), (1239, 22813), (2891, 9777), (3259, 8673)]