66978691

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13177}}^1$

素因数の和:13230

約数の個数: 16

約数和(自身を含む): 79700544

約数和(自身を除く): 12721853

約数列:

[1, 13, 17, 23, 221, 299, 391, 5083, 13177, 171301, 224009, 303071, 2912117, 3939923, 5152207, 66978691]

約数ペア:

[(1, 66978691), (13, 5152207), (17, 3939923), (23, 2912117), (221, 303071), (299, 224009), (391, 171301), (5083, 13177)]