80997309

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{457}}^1$

素因数の和:929

約数の個数: 24

約数和(自身を含む): 120032640

約数和(自身を除く): 39035331

約数列:

[1, 3, 9, 47, 141, 419, 423, 457, 1257, 1371, 3771, 4113, 19693, 21479, 59079, 64437, 177237, 191483, 193311, 574449, 1723347, 8999701, 26999103, 80997309]

約数ペア:

[(1, 80997309), (3, 26999103), (9, 8999701), (47, 1723347), (141, 574449), (419, 193311), (423, 191483), (457, 177237), (1257, 64437), (1371, 59079), (3771, 21479), (4113, 19693)]