138353478

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1213627}}^1$

素因数の和:1213651

約数の個数: 16

約数和(自身を含む): 291270720

約数和(自身を除く): 152917242

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 1213627, 2427254, 3640881, 7281762, 23058913, 46117826, 69176739, 138353478]

約数ペア:

[(1, 138353478), (2, 69176739), (3, 46117826), (6, 23058913), (19, 7281762), (38, 3640881), (57, 2427254), (114, 1213627)]