28401039

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{21179}}^1$

素因数の和:21334

約数の個数: 12

約数和(自身を含む): 41301000

約数和(自身を除く): 12899961

約数列:

[1, 3, 9, 149, 447, 1341, 21179, 63537, 190611, 3155671, 9467013, 28401039]

約数ペア:

[(1, 28401039), (3, 9467013), (9, 3155671), (149, 190611), (447, 63537), (1341, 21179)]