15705664

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 56

約数和(自身を含む): 34422080

約数和(自身を除く): 18716416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 64, 86, 104, 172, 208, 344, 416, 439, 559, 688, 832, 878, 1118, 1376, 1756, 2236, 2752, 3512, 4472, 5707, 7024, 8944, 11414, 14048, 17888, 18877, 22828, 28096, 35776, 37754, 45656, 75508, 91312, 151016, 182624, 245401, 302032, 365248, 490802, 604064, 981604, 1208128, 1963208, 3926416, 7852832, 15705664]

約数ペア:

[(1, 15705664), (2, 7852832), (4, 3926416), (8, 1963208), (13, 1208128), (16, 981604), (26, 604064), (32, 490802), (43, 365248), (52, 302032), (64, 245401), (86, 182624), (104, 151016), (172, 91312), (208, 75508), (344, 45656), (416, 37754), (439, 35776), (559, 28096), (688, 22828), (832, 18877), (878, 17888), (1118, 14048), (1376, 11414), (1756, 8944), (2236, 7024), (2752, 5707), (3512, 4472)]