489406472

素因数分解:

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

素因数の和:211721

約数の個数: 24

約数和(自身を含む): 974795610

約数和(自身を除く): 485389138

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 211681, 423362, 846724, 1693448, 3598577, 7197154, 14394308, 28788616, 61175809, 122351618, 244703236, 489406472]

約数ペア:

[(1, 489406472), (2, 244703236), (4, 122351618), (8, 61175809), (17, 28788616), (34, 14394308), (68, 7197154), (136, 3598577), (289, 1693448), (578, 846724), (1156, 423362), (2312, 211681)]