87751804

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{587}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 185713920

約数和(自身を除く): 97962116

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 281, 532, 562, 587, 1124, 1174, 1967, 2348, 3934, 4109, 5339, 7868, 8218, 10678, 11153, 16436, 21356, 22306, 37373, 44612, 74746, 78071, 149492, 156142, 164947, 312284, 329894, 659788, 1154629, 2309258, 3133993, 4618516, 6267986, 12535972, 21937951, 43875902, 87751804]

約数ペア:

[(1, 87751804), (2, 43875902), (4, 21937951), (7, 12535972), (14, 6267986), (19, 4618516), (28, 3133993), (38, 2309258), (76, 1154629), (133, 659788), (266, 329894), (281, 312284), (532, 164947), (562, 156142), (587, 149492), (1124, 78071), (1174, 74746), (1967, 44612), (2348, 37373), (3934, 22306), (4109, 21356), (5339, 16436), (7868, 11153), (8218, 10678)]