16889715

素因数分解:

$3^5\times 5^1\times {\mathrm{13901}}^1$

素因数の和:13921

約数の個数: 24

約数和(自身を含む): 30361968

約数和(自身を除く): 13472253

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 13901, 41703, 69505, 125109, 208515, 375327, 625545, 1125981, 1876635, 3377943, 5629905, 16889715]

約数ペア:

[(1, 16889715), (3, 5629905), (5, 3377943), (9, 1876635), (15, 1125981), (27, 625545), (45, 375327), (81, 208515), (135, 125109), (243, 69505), (405, 41703), (1215, 13901)]