55718859

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 86800896

約数和(自身を除く): 31082037

約数列:

[1, 3, 7, 21, 107, 137, 181, 321, 411, 543, 749, 959, 1267, 2247, 2877, 3801, 14659, 19367, 24797, 43977, 58101, 74391, 102613, 135569, 173579, 307839, 406707, 520737, 2653279, 7959837, 18572953, 55718859]

約数ペア:

[(1, 55718859), (3, 18572953), (7, 7959837), (21, 2653279), (107, 520737), (137, 406707), (181, 307839), (321, 173579), (411, 135569), (543, 102613), (749, 74391), (959, 58101), (1267, 43977), (2247, 24797), (2877, 19367), (3801, 14659)]