210768908

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{123401}}^1$

素因数の和:123473

約数の個数: 24

約数和(自身を含む): 428451744

約数和(自身を除く): 217682836

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 123401, 246802, 493604, 863807, 1727614, 3455228, 7527461, 15054922, 30109844, 52692227, 105384454, 210768908]

約数ペア:

[(1, 210768908), (2, 105384454), (4, 52692227), (7, 30109844), (14, 15054922), (28, 7527461), (61, 3455228), (122, 1727614), (244, 863807), (427, 493604), (854, 246802), (1708, 123401)]