66998519

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{431}}^1$

素因数の和:910

約数の個数: 16

約数和(自身を含む): 78382080

約数和(自身を除く): 11383561

約数列:

[1, 7, 53, 371, 419, 431, 2933, 3017, 22207, 22843, 155449, 159901, 180589, 1264123, 9571217, 66998519]

約数ペア:

[(1, 66998519), (7, 9571217), (53, 1264123), (371, 180589), (419, 159901), (431, 155449), (2933, 22843), (3017, 22207)]