71644328

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{12421}}^1$

素因数の和:12537

約数の個数: 32

約数和(自身を含む): 155026560

約数和(自身を除く): 83382232

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 12421, 24842, 49684, 86947, 99368, 173894, 347788, 695576, 1279363, 2558726, 5117452, 8955541, 10234904, 17911082, 35822164, 71644328]

約数ペア:

[(1, 71644328), (2, 35822164), (4, 17911082), (7, 10234904), (8, 8955541), (14, 5117452), (28, 2558726), (56, 1279363), (103, 695576), (206, 347788), (412, 173894), (721, 99368), (824, 86947), (1442, 49684), (2884, 24842), (5768, 12421)]