128049219

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{15791}}^1$

素因数の和:15867

約数の個数: 24

約数和(自身を含む): 199547712

約数和(自身を除く): 71498493

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 8109, 15791, 47373, 142119, 268447, 805341, 836923, 2416023, 2510769, 7532307, 14227691, 42683073, 128049219]

約数ペア:

[(1, 128049219), (3, 42683073), (9, 14227691), (17, 7532307), (51, 2510769), (53, 2416023), (153, 836923), (159, 805341), (477, 268447), (901, 142119), (2703, 47373), (8109, 15791)]