78216518

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1\times {\mathrm{947}}^1$

素因数の和:1687

約数の個数: 16

約数和(自身を含む): 119550384

約数和(自身を除く): 41333866

約数列:

[1, 2, 61, 122, 677, 947, 1354, 1894, 41297, 57767, 82594, 115534, 641119, 1282238, 39108259, 78216518]

約数ペア:

[(1, 78216518), (2, 39108259), (61, 1282238), (122, 641119), (677, 115534), (947, 82594), (1354, 57767), (1894, 41297)]