81869892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30871}}^1$

素因数の和:30908

約数の個数: 48

約数和(自身を含む): 217832832

約数和(自身を除く): 135962940

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 30871, 61742, 92613, 123484, 185226, 370452, 401323, 524807, 802646, 1049614, 1203969, 1574421, 1605292, 2099228, 2407938, 3148842, 4815876, 6297684, 6822491, 13644982, 20467473, 27289964, 40934946, 81869892]

約数ペア:

[(1, 81869892), (2, 40934946), (3, 27289964), (4, 20467473), (6, 13644982), (12, 6822491), (13, 6297684), (17, 4815876), (26, 3148842), (34, 2407938), (39, 2099228), (51, 1605292), (52, 1574421), (68, 1203969), (78, 1049614), (102, 802646), (156, 524807), (204, 401323), (221, 370452), (442, 185226), (663, 123484), (884, 92613), (1326, 61742), (2652, 30871)]