1387684

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^2$

素因数の和:104

約数の個数: 27

約数和(自身を含む): 2648331

約数和(自身を除く): 1260647

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 361, 589, 722, 961, 1178, 1444, 1922, 2356, 3844, 11191, 18259, 22382, 36518, 44764, 73036, 346921, 693842, 1387684]

約数ペア:

[(1, 1387684), (2, 693842), (4, 346921), (19, 73036), (31, 44764), (38, 36518), (62, 22382), (76, 18259), (124, 11191), (361, 3844), (589, 2356), (722, 1922), (961, 1444)]