1388890086

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{7467151}}^1$

素因数の和:7467187

約数の個数: 16

約数和(自身を含む): 2867386368

約数和(自身を除く): 1478496282

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 7467151, 14934302, 22401453, 44802906, 231481681, 462963362, 694445043, 1388890086]

約数ペア:

[(1, 1388890086), (2, 694445043), (3, 462963362), (6, 231481681), (31, 44802906), (62, 22401453), (93, 14934302), (186, 7467151)]