201390219

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{40759}}^1$

素因数の和:40832

約数の個数: 20

約数和(自身を含む): 305781520

約数和(自身を除く): 104391301

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 40759, 122277, 366831, 1100493, 2486299, 3301479, 7458897, 22376691, 67130073, 201390219]

約数ペア:

[(1, 201390219), (3, 67130073), (9, 22376691), (27, 7458897), (61, 3301479), (81, 2486299), (183, 1100493), (549, 366831), (1647, 122277), (4941, 40759)]