81347896

素因数分解:

$2^3\times 7^1\times {\mathrm{769}}^1\times {\mathrm{1889}}^1$

素因数の和:2671

約数の個数: 32

約数和(自身を含む): 174636000

約数和(自身を除く): 93288104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 769, 1538, 1889, 3076, 3778, 5383, 6152, 7556, 10766, 13223, 15112, 21532, 26446, 43064, 52892, 105784, 1452641, 2905282, 5810564, 10168487, 11621128, 20336974, 40673948, 81347896]

約数ペア:

[(1, 81347896), (2, 40673948), (4, 20336974), (7, 11621128), (8, 10168487), (14, 5810564), (28, 2905282), (56, 1452641), (769, 105784), (1538, 52892), (1889, 43064), (3076, 26446), (3778, 21532), (5383, 15112), (6152, 13223), (7556, 10766)]