54721395

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{25873}}^1$

素因数の和:25931

約数の個数: 24

約数和(自身を含む): 96872256

約数和(自身を除く): 42150861

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 25873, 77619, 129365, 232857, 388095, 1164285, 1216031, 3648093, 6080155, 10944279, 18240465, 54721395]

約数ペア:

[(1, 54721395), (3, 18240465), (5, 10944279), (9, 6080155), (15, 3648093), (45, 1216031), (47, 1164285), (141, 388095), (235, 232857), (423, 129365), (705, 77619), (2115, 25873)]