13047008

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:499

約数の個数: 48

約数和(自身を含む): 28082880

約数和(自身を除く): 15035872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 397, 416, 632, 794, 1027, 1264, 1588, 2054, 2528, 3176, 4108, 5161, 6352, 8216, 10322, 12704, 16432, 20644, 31363, 32864, 41288, 62726, 82576, 125452, 165152, 250904, 407719, 501808, 815438, 1003616, 1630876, 3261752, 6523504, 13047008]

約数ペア:

[(1, 13047008), (2, 6523504), (4, 3261752), (8, 1630876), (13, 1003616), (16, 815438), (26, 501808), (32, 407719), (52, 250904), (79, 165152), (104, 125452), (158, 82576), (208, 62726), (316, 41288), (397, 32864), (416, 31363), (632, 20644), (794, 16432), (1027, 12704), (1264, 10322), (1588, 8216), (2054, 6352), (2528, 5161), (3176, 4108)]