128391604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 250459776

約数和(自身を除く): 122068172

約数列:

[1, 2, 4, 11, 22, 44, 101, 167, 173, 202, 334, 346, 404, 668, 692, 1111, 1837, 1903, 2222, 3674, 3806, 4444, 7348, 7612, 16867, 17473, 28891, 33734, 34946, 57782, 67468, 69892, 115564, 185537, 192203, 317801, 371074, 384406, 635602, 742148, 768812, 1271204, 2917991, 5835982, 11671964, 32097901, 64195802, 128391604]

約数ペア:

[(1, 128391604), (2, 64195802), (4, 32097901), (11, 11671964), (22, 5835982), (44, 2917991), (101, 1271204), (167, 768812), (173, 742148), (202, 635602), (334, 384406), (346, 371074), (404, 317801), (668, 192203), (692, 185537), (1111, 115564), (1837, 69892), (1903, 67468), (2222, 57782), (3674, 34946), (3806, 33734), (4444, 28891), (7348, 17473), (7612, 16867)]