8831979

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 15069600

約数和(自身を除く): 6237621

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 137, 171, 247, 261, 377, 411, 551, 741, 1131, 1233, 1653, 1781, 2223, 2603, 3393, 3973, 4959, 5343, 7163, 7809, 11919, 16029, 21489, 23427, 33839, 35757, 51649, 64467, 75487, 101517, 154947, 226461, 304551, 464841, 679383, 981331, 2943993, 8831979]

約数ペア:

[(1, 8831979), (3, 2943993), (9, 981331), (13, 679383), (19, 464841), (29, 304551), (39, 226461), (57, 154947), (87, 101517), (117, 75487), (137, 64467), (171, 51649), (247, 35757), (261, 33839), (377, 23427), (411, 21489), (551, 16029), (741, 11919), (1131, 7809), (1233, 7163), (1653, 5343), (1781, 4959), (2223, 3973), (2603, 3393)]