72909711

素因数分解:

$3^2\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1427}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 120591744

約数和(自身を除く): 47682033

約数列:

[1, 3, 7, 9, 21, 63, 811, 1427, 2433, 4281, 5677, 7299, 9989, 12843, 17031, 29967, 51093, 89901, 1157297, 3471891, 8101079, 10415673, 24303237, 72909711]

約数ペア:

[(1, 72909711), (3, 24303237), (7, 10415673), (9, 8101079), (21, 3471891), (63, 1157297), (811, 89901), (1427, 51093), (2433, 29967), (4281, 17031), (5677, 12843), (7299, 9989)]