81064308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{519643}}^1$

素因数の和:519663

約数の個数: 24

約数和(自身を含む): 203700448

約数和(自身を除く): 122636140

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 519643, 1039286, 1558929, 2078572, 3117858, 6235716, 6755359, 13510718, 20266077, 27021436, 40532154, 81064308]

約数ペア:

[(1, 81064308), (2, 40532154), (3, 27021436), (4, 20266077), (6, 13510718), (12, 6755359), (13, 6235716), (26, 3117858), (39, 2078572), (52, 1558929), (78, 1039286), (156, 519643)]