408960721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1\times {\mathrm{547}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 471060800

約数和(自身を除く): 62100079

約数列:

[1, 13, 17, 199, 221, 289, 547, 2587, 3383, 3757, 7111, 9299, 43979, 57511, 108853, 120887, 158083, 747643, 1415089, 1850501, 2055079, 24056513, 31458517, 408960721]

約数ペア:

[(1, 408960721), (13, 31458517), (17, 24056513), (199, 2055079), (221, 1850501), (289, 1415089), (547, 747643), (2587, 158083), (3383, 120887), (3757, 108853), (7111, 57511), (9299, 43979)]