2658188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 5531904

約数和(自身を除く): 2873716

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 97, 124, 194, 221, 388, 403, 442, 527, 806, 884, 1054, 1261, 1612, 1649, 2108, 2522, 3007, 3298, 5044, 6014, 6596, 6851, 12028, 13702, 21437, 27404, 39091, 42874, 51119, 78182, 85748, 102238, 156364, 204476, 664547, 1329094, 2658188]

約数ペア:

[(1, 2658188), (2, 1329094), (4, 664547), (13, 204476), (17, 156364), (26, 102238), (31, 85748), (34, 78182), (52, 51119), (62, 42874), (68, 39091), (97, 27404), (124, 21437), (194, 13702), (221, 12028), (388, 6851), (403, 6596), (442, 6014), (527, 5044), (806, 3298), (884, 3007), (1054, 2522), (1261, 2108), (1612, 1649)]