121122815

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 172942560

約数和(自身を除く): 51819745

約数列:

[1, 5, 11, 19, 41, 55, 95, 121, 205, 209, 257, 451, 605, 779, 1045, 1285, 2255, 2299, 2827, 3895, 4883, 4961, 8569, 10537, 11495, 14135, 24415, 24805, 31097, 42845, 52685, 53713, 94259, 115907, 155485, 200203, 268565, 471295, 579535, 590843, 1001015, 1274977, 2202233, 2954215, 6374885, 11011165, 24224563, 121122815]

約数ペア:

[(1, 121122815), (5, 24224563), (11, 11011165), (19, 6374885), (41, 2954215), (55, 2202233), (95, 1274977), (121, 1001015), (205, 590843), (209, 579535), (257, 471295), (451, 268565), (605, 200203), (779, 155485), (1045, 115907), (1285, 94259), (2255, 53713), (2299, 52685), (2827, 42845), (3895, 31097), (4883, 24805), (4961, 24415), (8569, 14135), (10537, 11495)]