81271624

素因数分解:

$2^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{5647}}^1$

素因数の和:5917

約数の個数: 32

約数和(自身を含む): 174862080

約数和(自身を除く): 93590456

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 257, 514, 1028, 1799, 2056, 3598, 5647, 7196, 11294, 14392, 22588, 39529, 45176, 79058, 158116, 316232, 1451279, 2902558, 5805116, 10158953, 11610232, 20317906, 40635812, 81271624]

約数ペア:

[(1, 81271624), (2, 40635812), (4, 20317906), (7, 11610232), (8, 10158953), (14, 5805116), (28, 2902558), (56, 1451279), (257, 316232), (514, 158116), (1028, 79058), (1799, 45176), (2056, 39529), (3598, 22588), (5647, 14392), (7196, 11294)]