20151289

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 21855744

約数和(自身を除く): 1704455

約数列:

[1, 23, 53, 61, 271, 1219, 1403, 3233, 6233, 14363, 16531, 74359, 330349, 380213, 876143, 20151289]

約数ペア:

[(1, 20151289), (23, 876143), (53, 380213), (61, 330349), (271, 74359), (1219, 16531), (1403, 14363), (3233, 6233)]