201878161461

素因数分解:

$3^5\times {\mathrm{89}}^1\times {\mathrm{463}}^1\times {\mathrm{20161}}^1$

素因数の和:20728

約数の個数: 48

約数和(自身を含む): 306475303680

約数和(自身を除く): 104597142219

約数列:

[1, 3, 9, 27, 81, 89, 243, 267, 463, 801, 1389, 2403, 4167, 7209, 12501, 20161, 21627, 37503, 41207, 60483, 112509, 123621, 181449, 370863, 544347, 1112589, 1633041, 1794329, 3337767, 4899123, 5382987, 9334543, 10013301, 16148961, 28003629, 48446883, 84010887, 145340649, 252032661, 436021947, 756097983, 830774327, 2268293949, 2492322981, 7476968943, 22430906829, 67292720487, 201878161461]

約数ペア:

[(1, 201878161461), (3, 67292720487), (9, 22430906829), (27, 7476968943), (81, 2492322981), (89, 2268293949), (243, 830774327), (267, 756097983), (463, 436021947), (801, 252032661), (1389, 145340649), (2403, 84010887), (4167, 48446883), (7209, 28003629), (12501, 16148961), (20161, 10013301), (21627, 9334543), (37503, 5382987), (41207, 4899123), (60483, 3337767), (112509, 1794329), (123621, 1633041), (181449, 1112589), (370863, 544347)]