15987803

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{991}}^1$

素因数の和:1094

約数の個数: 16

約数和(自身を含む): 18498816

約数和(自身を除く): 2511013

約数列:

[1, 13, 17, 73, 221, 949, 991, 1241, 12883, 16133, 16847, 72343, 219011, 940459, 1229831, 15987803]

約数ペア:

[(1, 15987803), (13, 1229831), (17, 940459), (73, 219011), (221, 72343), (949, 16847), (991, 16133), (1241, 12883)]