991837441

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{6229}}^1$

素因数の和:6325

約数の個数: 24

約数和(自身を含む): 1212706880

約数和(自身を除く): 220869439

約数列:

[1, 7, 23, 43, 161, 301, 529, 989, 3703, 6229, 6923, 22747, 43603, 143267, 159229, 267847, 1002869, 1874929, 3295141, 6160481, 23065987, 43123367, 141691063, 991837441]

約数ペア:

[(1, 991837441), (7, 141691063), (23, 43123367), (43, 23065987), (161, 6160481), (301, 3295141), (529, 1874929), (989, 1002869), (3703, 267847), (6229, 159229), (6923, 143267), (22747, 43603)]