201885939

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{7963}}^1$

素因数の和:8288

約数の個数: 20

約数和(自身を含む): 302584216

約数和(自身を除く): 100698277

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 7963, 8451, 23889, 25353, 71667, 215001, 645003, 2492419, 7477257, 22431771, 67295313, 201885939]

約数ペア:

[(1, 201885939), (3, 67295313), (9, 22431771), (27, 7477257), (81, 2492419), (313, 645003), (939, 215001), (2817, 71667), (7963, 25353), (8451, 23889)]