2563197

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 4327680

約数和(自身を除く): 1764483

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 229, 273, 287, 533, 687, 861, 1599, 1603, 2977, 3731, 4809, 8931, 9389, 11193, 20839, 28167, 62517, 65723, 122057, 197169, 366171, 854399, 2563197]

約数ペア:

[(1, 2563197), (3, 854399), (7, 366171), (13, 197169), (21, 122057), (39, 65723), (41, 62517), (91, 28167), (123, 20839), (229, 11193), (273, 9389), (287, 8931), (533, 4809), (687, 3731), (861, 2977), (1599, 1603)]