81220797

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{56053}}^1$

素因数の和:56089

約数の個数: 24

約数和(自身を含む): 139910784

約数和(自身を除く): 58689987

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 56053, 168159, 392371, 504477, 1177113, 1289219, 3531339, 3867657, 9024533, 11602971, 27073599, 81220797]

約数ペア:

[(1, 81220797), (3, 27073599), (7, 11602971), (9, 9024533), (21, 3867657), (23, 3531339), (63, 1289219), (69, 1177113), (161, 504477), (207, 392371), (483, 168159), (1449, 56053)]