427126664

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{3821}}^1$

素因数の和:4073

約数の個数: 32

約数和(自身を含む): 815232600

約数和(自身を除く): 388105936

約数列:

[1, 2, 4, 8, 89, 157, 178, 314, 356, 628, 712, 1256, 3821, 7642, 13973, 15284, 27946, 30568, 55892, 111784, 340069, 599897, 680138, 1199794, 1360276, 2399588, 2720552, 4799176, 53390833, 106781666, 213563332, 427126664]

約数ペア:

[(1, 427126664), (2, 213563332), (4, 106781666), (8, 53390833), (89, 4799176), (157, 2720552), (178, 2399588), (314, 1360276), (356, 1199794), (628, 680138), (712, 599897), (1256, 340069), (3821, 111784), (7642, 55892), (13973, 30568), (15284, 27946)]