1280231372

素因数分解:

$2^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{67537}}^1$

素因数の和:68225

約数の個数: 24

約数和(自身を含む): 2564282784

約数和(自身を除く): 1284051412

約数列:

[1, 2, 4, 7, 14, 28, 677, 1354, 2708, 4739, 9478, 18956, 67537, 135074, 270148, 472759, 945518, 1891036, 45722549, 91445098, 182890196, 320057843, 640115686, 1280231372]

約数ペア:

[(1, 1280231372), (2, 640115686), (4, 320057843), (7, 182890196), (14, 91445098), (28, 45722549), (677, 1891036), (1354, 945518), (2708, 472759), (4739, 270148), (9478, 135074), (18956, 67537)]