28788616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211681}}^1$

素因数の和:211704

約数の個数: 16

約数和(自身を含む): 57154140

約数和(自身を除く): 28365524

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211681, 423362, 846724, 1693448, 3598577, 7197154, 14394308, 28788616]

約数ペア:

[(1, 28788616), (2, 14394308), (4, 7197154), (8, 3598577), (17, 1693448), (34, 846724), (68, 423362), (136, 211681)]