28390895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{1171}}^1$

素因数の和:1562

約数の個数: 16

約数和(自身を含む): 36819552

約数和(自身を除く): 8428657

約数列:

[1, 5, 13, 65, 373, 1171, 1865, 4849, 5855, 15223, 24245, 76115, 436783, 2183915, 5678179, 28390895]

約数ペア:

[(1, 28390895), (5, 5678179), (13, 2183915), (65, 436783), (373, 76115), (1171, 24245), (1865, 15223), (4849, 5855)]