28012028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{757}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 55458312

約数和(自身を除く): 27446284

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 757, 841, 1276, 1514, 1682, 3028, 3364, 8327, 9251, 16654, 18502, 21953, 33308, 37004, 43906, 87812, 241483, 482966, 636637, 965932, 1273274, 2546548, 7003007, 14006014, 28012028]

約数ペア:

[(1, 28012028), (2, 14006014), (4, 7003007), (11, 2546548), (22, 1273274), (29, 965932), (44, 636637), (58, 482966), (116, 241483), (319, 87812), (638, 43906), (757, 37004), (841, 33308), (1276, 21953), (1514, 18502), (1682, 16654), (3028, 9251), (3364, 8327)]