122855728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{247693}}^1$

素因数の和:247732

約数の個数: 20

約数和(自身を含む): 245712448

約数和(自身を除く): 122856720

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 247693, 495386, 990772, 1981544, 3963088, 7678483, 15356966, 30713932, 61427864, 122855728]

約数ペア:

[(1, 122855728), (2, 61427864), (4, 30713932), (8, 15356966), (16, 7678483), (31, 3963088), (62, 1981544), (124, 990772), (248, 495386), (496, 247693)]