28726128

素因数分解:

$2^4\times 3^2\times {\mathrm{199487}}^1$

素因数の和:199501

約数の個数: 30

約数和(自身を含む): 80393664

約数和(自身を除く): 51667536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 199487, 398974, 598461, 797948, 1196922, 1595896, 1795383, 2393844, 3191792, 3590766, 4787688, 7181532, 9575376, 14363064, 28726128]

約数ペア:

[(1, 28726128), (2, 14363064), (3, 9575376), (4, 7181532), (6, 4787688), (8, 3590766), (9, 3191792), (12, 2393844), (16, 1795383), (18, 1595896), (24, 1196922), (36, 797948), (48, 598461), (72, 398974), (144, 199487)]