87057999

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19463}}^1$

素因数の和:19547

約数の個数: 24

約数和(自身を含む): 145746432

約数和(自身を除く): 58688433

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 19463, 58389, 136241, 175167, 408723, 1226169, 1381873, 4145619, 9673111, 12436857, 29019333, 87057999]

約数ペア:

[(1, 87057999), (3, 29019333), (7, 12436857), (9, 9673111), (21, 4145619), (63, 1381873), (71, 1226169), (213, 408723), (497, 175167), (639, 136241), (1491, 58389), (4473, 19463)]