72811306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{419}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 122472000

約数和(自身を除く): 49660694

約数列:

[1, 2, 17, 19, 34, 38, 269, 323, 419, 538, 646, 838, 4573, 5111, 7123, 7961, 9146, 10222, 14246, 15922, 86887, 112711, 135337, 173774, 225422, 270674, 1916087, 2141509, 3832174, 4283018, 36405653, 72811306]

約数ペア:

[(1, 72811306), (2, 36405653), (17, 4283018), (19, 3832174), (34, 2141509), (38, 1916087), (269, 270674), (323, 225422), (419, 173774), (538, 135337), (646, 112711), (838, 86887), (4573, 15922), (5111, 14246), (7123, 10222), (7961, 9146)]