42877808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{157639}}^1$

素因数の和:157664

約数の個数: 20

約数和(自身を含む): 87963120

約数和(自身を除く): 45085312

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 157639, 315278, 630556, 1261112, 2522224, 2679863, 5359726, 10719452, 21438904, 42877808]

約数ペア:

[(1, 42877808), (2, 21438904), (4, 10719452), (8, 5359726), (16, 2679863), (17, 2522224), (34, 1261112), (68, 630556), (136, 315278), (272, 157639)]