218909516

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{1049}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 455112000

約数和(自身を除く): 236202484

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 257, 406, 514, 812, 1028, 1049, 1799, 2098, 3598, 4196, 7196, 7343, 7453, 14686, 14906, 29372, 29812, 30421, 52171, 60842, 104342, 121684, 208684, 212947, 269593, 425894, 539186, 851788, 1078372, 1887151, 3774302, 7548604, 7818197, 15636394, 31272788, 54727379, 109454758, 218909516]

約数ペア:

[(1, 218909516), (2, 109454758), (4, 54727379), (7, 31272788), (14, 15636394), (28, 7818197), (29, 7548604), (58, 3774302), (116, 1887151), (203, 1078372), (257, 851788), (406, 539186), (514, 425894), (812, 269593), (1028, 212947), (1049, 208684), (1799, 121684), (2098, 104342), (3598, 60842), (4196, 52171), (7196, 30421), (7343, 29812), (7453, 29372), (14686, 14906)]