13271258

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:987

約数の個数: 48

約数和(自身を含む): 27234144

約数和(自身を除く): 13962886

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 947, 1001, 1078, 1274, 1894, 2002, 6629, 7007, 10417, 12311, 13258, 14014, 20834, 24622, 46403, 72919, 86177, 92806, 135421, 145838, 172354, 270842, 510433, 603239, 947947, 1020866, 1206478, 1895894, 6635629, 13271258]

約数ペア:

[(1, 13271258), (2, 6635629), (7, 1895894), (11, 1206478), (13, 1020866), (14, 947947), (22, 603239), (26, 510433), (49, 270842), (77, 172354), (91, 145838), (98, 135421), (143, 92806), (154, 86177), (182, 72919), (286, 46403), (539, 24622), (637, 20834), (947, 14014), (1001, 13258), (1078, 12311), (1274, 10417), (1894, 7007), (2002, 6629)]