1398242

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:293

約数の個数: 16

約数和(自身を含む): 2174712

約数和(自身を除く): 776470

約数列:

[1, 2, 61, 73, 122, 146, 157, 314, 4453, 8906, 9577, 11461, 19154, 22922, 699121, 1398242]

約数ペア:

[(1, 1398242), (2, 699121), (61, 22922), (73, 19154), (122, 11461), (146, 9577), (157, 8906), (314, 4453)]