129138976

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{93851}}^1$

素因数の和:93904

約数の個数: 24

約数和(自身を含む): 260157744

約数和(自身を除く): 131018768

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 93851, 187702, 375404, 750808, 1501616, 3003232, 4035593, 8071186, 16142372, 32284744, 64569488, 129138976]

約数ペア:

[(1, 129138976), (2, 64569488), (4, 32284744), (8, 16142372), (16, 8071186), (32, 4035593), (43, 3003232), (86, 1501616), (172, 750808), (344, 375404), (688, 187702), (1376, 93851)]