9947707

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 13353984

約数和(自身を除く): 3406277

約数列:

[1, 7, 11, 23, 41, 77, 137, 161, 253, 287, 451, 943, 959, 1507, 1771, 3151, 3157, 5617, 6601, 10373, 10549, 22057, 34661, 39319, 61787, 72611, 129191, 242627, 432509, 904337, 1421101, 9947707]

約数ペア:

[(1, 9947707), (7, 1421101), (11, 904337), (23, 432509), (41, 242627), (77, 129191), (137, 72611), (161, 61787), (253, 39319), (287, 34661), (451, 22057), (943, 10549), (959, 10373), (1507, 6601), (1771, 5617), (3151, 3157)]