28909953

素因数分解:

$3^7\times {\mathrm{13219}}^1$

素因数の和:13240

約数の個数: 16

約数和(自身を含む): 43361600

約数和(自身を除く): 14451647

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 13219, 39657, 118971, 356913, 1070739, 3212217, 9636651, 28909953]

約数ペア:

[(1, 28909953), (3, 9636651), (9, 3212217), (27, 1070739), (81, 356913), (243, 118971), (729, 39657), (2187, 13219)]