209550266

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{947}}^1$

素因数の和:1106

約数の個数: 32

約数和(自身を含む): 336365568

約数和(自身を除く): 126815302

約数列:

[1, 2, 31, 43, 62, 83, 86, 166, 947, 1333, 1894, 2573, 2666, 3569, 5146, 7138, 29357, 40721, 58714, 78601, 81442, 110639, 157202, 221278, 1262351, 2436631, 2524702, 3379843, 4873262, 6759686, 104775133, 209550266]

約数ペア:

[(1, 209550266), (2, 104775133), (31, 6759686), (43, 4873262), (62, 3379843), (83, 2524702), (86, 2436631), (166, 1262351), (947, 221278), (1333, 157202), (1894, 110639), (2573, 81442), (2666, 78601), (3569, 58714), (5146, 40721), (7138, 29357)]