66780493

素因数分解:

${\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 73290672

約数和(自身を除く): 6510179

約数列:

[1, 13, 101, 181, 281, 1313, 2353, 3653, 18281, 28381, 50861, 237653, 368953, 661193, 5136961, 66780493]

約数ペア:

[(1, 66780493), (13, 5136961), (101, 661193), (181, 368953), (281, 237653), (1313, 50861), (2353, 28381), (3653, 18281)]