28702920987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7913681}}^1$

素因数の和:7913731

約数の個数: 24

約数和(自身を含む): 46089283968

約数和(自身を除く): 17386362981

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 7913681, 23741043, 71223129, 102877853, 245324111, 308633559, 735972333, 925900677, 2207916999, 3189213443, 9567640329, 28702920987]

約数ペア:

[(1, 28702920987), (3, 9567640329), (9, 3189213443), (13, 2207916999), (31, 925900677), (39, 735972333), (93, 308633559), (117, 245324111), (279, 102877853), (403, 71223129), (1209, 23741043), (3627, 7913681)]