81863187

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{169489}}^1$

素因数の和:169522

約数の個数: 16

約数和(自身を含む): 130168320

約数和(自身を除く): 48305133

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 169489, 508467, 1186423, 3559269, 3898247, 11694741, 27287729, 81863187]

約数ペア:

[(1, 81863187), (3, 27287729), (7, 11694741), (21, 3898247), (23, 3559269), (69, 1186423), (161, 508467), (483, 169489)]