80707989

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 116838144

約数和(自身を除く): 36130155

約数列:

[1, 3, 23, 37, 69, 101, 111, 303, 313, 851, 939, 2323, 2553, 3737, 6969, 7199, 11211, 11581, 21597, 31613, 34743, 85951, 94839, 257853, 266363, 727099, 799089, 1169681, 2181297, 3509043, 26902663, 80707989]

約数ペア:

[(1, 80707989), (3, 26902663), (23, 3509043), (37, 2181297), (69, 1169681), (101, 799089), (111, 727099), (303, 266363), (313, 257853), (851, 94839), (939, 85951), (2323, 34743), (2553, 31613), (3737, 21597), (6969, 11581), (7199, 11211)]