81206776

素因数分解:

$2^3\times 7^1\times {\mathrm{271}}^1\times {\mathrm{5351}}^1$

素因数の和:5635

約数の個数: 32

約数和(自身を含む): 174689280

約数和(自身を除く): 93482504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 271, 542, 1084, 1897, 2168, 3794, 5351, 7588, 10702, 15176, 21404, 37457, 42808, 74914, 149828, 299656, 1450121, 2900242, 5800484, 10150847, 11600968, 20301694, 40603388, 81206776]

約数ペア:

[(1, 81206776), (2, 40603388), (4, 20301694), (7, 11600968), (8, 10150847), (14, 5800484), (28, 2900242), (56, 1450121), (271, 299656), (542, 149828), (1084, 74914), (1897, 42808), (2168, 37457), (3794, 21404), (5351, 15176), (7588, 10702)]