12917684

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:324

約数の個数: 36

約数和(自身を含む): 24856524

約数和(自身を除く): 11938840

約数列:

[1, 2, 4, 13, 26, 52, 97, 169, 194, 197, 338, 388, 394, 676, 788, 1261, 2522, 2561, 5044, 5122, 10244, 16393, 19109, 32786, 33293, 38218, 65572, 66586, 76436, 133172, 248417, 496834, 993668, 3229421, 6458842, 12917684]

約数ペア:

[(1, 12917684), (2, 6458842), (4, 3229421), (13, 993668), (26, 496834), (52, 248417), (97, 133172), (169, 76436), (194, 66586), (197, 65572), (338, 38218), (388, 33293), (394, 32786), (676, 19109), (788, 16393), (1261, 10244), (2522, 5122), (2561, 5044)]