42154568

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{26479}}^1$

素因数の和:26684

約数の個数: 16

約数和(自身を含む): 79440000

約数和(自身を除く): 37285432

約数列:

[1, 2, 4, 8, 199, 398, 796, 1592, 26479, 52958, 105916, 211832, 5269321, 10538642, 21077284, 42154568]

約数ペア:

[(1, 42154568), (2, 21077284), (4, 10538642), (8, 5269321), (199, 211832), (398, 105916), (796, 52958), (1592, 26479)]