249335037

素因数分解:

$3^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{2039}}^1$

素因数の和:2702

約数の個数: 32

約数和(自身を含む): 423014400

約数和(自身を除く): 173679363

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 647, 1941, 2039, 4529, 5823, 6117, 13587, 14273, 17469, 18351, 40761, 42819, 55053, 122283, 128457, 385371, 1319233, 3957699, 9234631, 11873097, 27703893, 35619291, 83111679, 249335037]

約数ペア:

[(1, 249335037), (3, 83111679), (7, 35619291), (9, 27703893), (21, 11873097), (27, 9234631), (63, 3957699), (189, 1319233), (647, 385371), (1941, 128457), (2039, 122283), (4529, 55053), (5823, 42819), (6117, 40761), (13587, 18351), (14273, 17469)]