289949296

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2053}}^1$

素因数の和:2178

約数の個数: 80

約数和(自身を含む): 698885824

約数和(自身を除く): 408936528

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 182, 194, 208, 364, 388, 679, 728, 776, 1261, 1358, 1456, 1552, 2053, 2522, 2716, 4106, 5044, 5432, 8212, 8827, 10088, 10864, 14371, 16424, 17654, 20176, 26689, 28742, 32848, 35308, 53378, 57484, 70616, 106756, 114968, 141232, 186823, 199141, 213512, 229936, 373646, 398282, 427024, 747292, 796564, 1393987, 1494584, 1593128, 2588833, 2787974, 2989168, 3186256, 5177666, 5575948, 10355332, 11151896, 18121831, 20710664, 22303792, 36243662, 41421328, 72487324, 144974648, 289949296]

約数ペア:

[(1, 289949296), (2, 144974648), (4, 72487324), (7, 41421328), (8, 36243662), (13, 22303792), (14, 20710664), (16, 18121831), (26, 11151896), (28, 10355332), (52, 5575948), (56, 5177666), (91, 3186256), (97, 2989168), (104, 2787974), (112, 2588833), (182, 1593128), (194, 1494584), (208, 1393987), (364, 796564), (388, 747292), (679, 427024), (728, 398282), (776, 373646), (1261, 229936), (1358, 213512), (1456, 199141), (1552, 186823), (2053, 141232), (2522, 114968), (2716, 106756), (4106, 70616), (5044, 57484), (5432, 53378), (8212, 35308), (8827, 32848), (10088, 28742), (10864, 26689), (14371, 20176), (16424, 17654)]