281879289

素因数分解:

$3^2\times {\mathrm{571}}^1\times {\mathrm{54851}}^1$

素因数の和:55428

約数の個数: 12

約数和(自身を含む): 407879472

約数和(自身を除く): 126000183

約数列:

[1, 3, 9, 571, 1713, 5139, 54851, 164553, 493659, 31319921, 93959763, 281879289]

約数ペア:

[(1, 281879289), (3, 93959763), (9, 31319921), (571, 493659), (1713, 164553), (5139, 54851)]