180921553

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 194745600

約数和(自身を除く): 13824047

約数列:

[1, 19, 59, 251, 643, 1121, 4769, 12217, 14809, 37937, 161393, 281371, 720803, 3066467, 9522187, 180921553]

約数ペア:

[(1, 180921553), (19, 9522187), (59, 3066467), (251, 720803), (643, 281371), (1121, 161393), (4769, 37937), (12217, 14809)]