2099601

素因数分解:

$3^4\times 7^2\times {\mathrm{23}}^2$

素因数の和:72

約数の個数: 45

約数和(自身を含む): 3814041

約数和(自身を除く): 1714440

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 81, 147, 161, 189, 207, 441, 483, 529, 567, 621, 1127, 1323, 1449, 1587, 1863, 3381, 3703, 3969, 4347, 4761, 10143, 11109, 13041, 14283, 25921, 30429, 33327, 42849, 77763, 91287, 99981, 233289, 299943, 699867, 2099601]

約数ペア:

[(1, 2099601), (3, 699867), (7, 299943), (9, 233289), (21, 99981), (23, 91287), (27, 77763), (49, 42849), (63, 33327), (69, 30429), (81, 25921), (147, 14283), (161, 13041), (189, 11109), (207, 10143), (441, 4761), (483, 4347), (529, 3969), (567, 3703), (621, 3381), (1127, 1863), (1323, 1587)]