81845344

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21493}}^1$

素因数の和:21527

約数の個数: 48

約数和(自身を含む): 194993568

約数和(自身を除く): 113148224

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 21493, 42986, 85972, 150451, 171944, 300902, 343888, 365381, 601804, 687776, 730762, 1203608, 1461524, 2407216, 2557667, 2923048, 4814432, 5115334, 5846096, 10230668, 11692192, 20461336, 40922672, 81845344]

約数ペア:

[(1, 81845344), (2, 40922672), (4, 20461336), (7, 11692192), (8, 10230668), (14, 5846096), (16, 5115334), (17, 4814432), (28, 2923048), (32, 2557667), (34, 2407216), (56, 1461524), (68, 1203608), (112, 730762), (119, 687776), (136, 601804), (224, 365381), (238, 343888), (272, 300902), (476, 171944), (544, 150451), (952, 85972), (1904, 42986), (3808, 21493)]