81987413

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{151}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 94282560

約数和(自身を除く): 12295147

約数列:

[1, 17, 19, 41, 151, 323, 697, 779, 1681, 2567, 2869, 6191, 13243, 28577, 31939, 48773, 105247, 117629, 253831, 542963, 1999693, 4315127, 4822789, 81987413]

約数ペア:

[(1, 81987413), (17, 4822789), (19, 4315127), (41, 1999693), (151, 542963), (323, 253831), (697, 117629), (779, 105247), (1681, 48773), (2567, 31939), (2869, 28577), (6191, 13243)]