15204550557

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{829}}^1\times {\mathrm{1069}}^1$

素因数の和:1970

約数の個数: 64

約数和(自身を含む): 25008896000

約数和(自身を除く): 9804345443

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 829, 903, 1069, 2451, 2487, 3207, 5719, 5803, 7483, 15751, 17157, 17409, 20311, 22449, 35647, 45967, 47253, 60933, 106941, 110257, 137901, 142177, 249529, 321769, 330771, 426531, 677293, 748587, 873373, 886201, 965307, 2031879, 2620119, 2658603, 4741051, 6113611, 6203407, 14223153, 16837819, 18340833, 18610221, 38106643, 50513457, 114319929, 117864733, 266746501, 353594199, 724026217, 800239503, 2172078651, 5068183519, 15204550557]

約数ペア:

[(1, 15204550557), (3, 5068183519), (7, 2172078651), (19, 800239503), (21, 724026217), (43, 353594199), (57, 266746501), (129, 117864733), (133, 114319929), (301, 50513457), (399, 38106643), (817, 18610221), (829, 18340833), (903, 16837819), (1069, 14223153), (2451, 6203407), (2487, 6113611), (3207, 4741051), (5719, 2658603), (5803, 2620119), (7483, 2031879), (15751, 965307), (17157, 886201), (17409, 873373), (20311, 748587), (22449, 677293), (35647, 426531), (45967, 330771), (47253, 321769), (60933, 249529), (106941, 142177), (110257, 137901)]