71639708

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{19531}}^1$

素因数の和:19673

約数の個数: 24

約数和(自身を含む): 144380544

約数和(自身を除く): 72740836

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 19531, 39062, 78124, 136717, 273434, 546868, 2558561, 5117122, 10234244, 17909927, 35819854, 71639708]

約数ペア:

[(1, 71639708), (2, 35819854), (4, 17909927), (7, 10234244), (14, 5117122), (28, 2558561), (131, 546868), (262, 273434), (524, 136717), (917, 78124), (1834, 39062), (3668, 19531)]