128668728

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{124679}}^1$

素因数の和:124731

約数の個数: 32

約数和(自身を含む): 329155200

約数和(自身を除く): 200486472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 124679, 249358, 374037, 498716, 748074, 997432, 1496148, 2992296, 5361197, 10722394, 16083591, 21444788, 32167182, 42889576, 64334364, 128668728]

約数ペア:

[(1, 128668728), (2, 64334364), (3, 42889576), (4, 32167182), (6, 21444788), (8, 16083591), (12, 10722394), (24, 5361197), (43, 2992296), (86, 1496148), (129, 997432), (172, 748074), (258, 498716), (344, 374037), (516, 249358), (1032, 124679)]