87641764

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{76343}}^1$

素因数の和:76395

約数の個数: 24

約数和(自身を含む): 179561088

約数和(自身を除く): 91919324

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 76343, 152686, 305372, 534401, 1068802, 2137604, 3130063, 6260126, 12520252, 21910441, 43820882, 87641764]

約数ペア:

[(1, 87641764), (2, 43820882), (4, 21910441), (7, 12520252), (14, 6260126), (28, 3130063), (41, 2137604), (82, 1068802), (164, 534401), (287, 305372), (574, 152686), (1148, 76343)]