81217716

素因数分解:

$2^2\times 3^1\times {\mathrm{523}}^1\times {\mathrm{12941}}^1$

素因数の和:13471

約数の個数: 24

約数和(自身を含む): 189885024

約数和(自身を除く): 108667308

約数列:

[1, 2, 3, 4, 6, 12, 523, 1046, 1569, 2092, 3138, 6276, 12941, 25882, 38823, 51764, 77646, 155292, 6768143, 13536286, 20304429, 27072572, 40608858, 81217716]

約数ペア:

[(1, 81217716), (2, 40608858), (3, 27072572), (4, 20304429), (6, 13536286), (12, 6768143), (523, 155292), (1046, 77646), (1569, 51764), (2092, 38823), (3138, 25882), (6276, 12941)]