87151988

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{40423}}^1$

素因数の和:40452

約数の個数: 36

約数和(自身を含む): 193550112

約数和(自身を除く): 106398124

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 40423, 80846, 161692, 282961, 444653, 565922, 889306, 1131844, 1778612, 1980727, 3112571, 3961454, 6225142, 7922908, 12450284, 21787997, 43575994, 87151988]

約数ペア:

[(1, 87151988), (2, 43575994), (4, 21787997), (7, 12450284), (11, 7922908), (14, 6225142), (22, 3961454), (28, 3112571), (44, 1980727), (49, 1778612), (77, 1131844), (98, 889306), (154, 565922), (196, 444653), (308, 282961), (539, 161692), (1078, 80846), (2156, 40423)]