138805684

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{1693}}^1$

素因数の和:1999

約数の個数: 24

約数和(自身を含む): 246646400

約数和(自身を除く): 107840716

約数列:

[1, 2, 4, 103, 199, 206, 398, 412, 796, 1693, 3386, 6772, 20497, 40994, 81988, 174379, 336907, 348758, 673814, 697516, 1347628, 34701421, 69402842, 138805684]

約数ペア:

[(1, 138805684), (2, 69402842), (4, 34701421), (103, 1347628), (199, 697516), (206, 673814), (398, 348758), (412, 336907), (796, 174379), (1693, 81988), (3386, 40994), (6772, 20497)]