121738465

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 147787776

約数和(自身を除く): 26049311

約数列:

[1, 5, 151, 383, 421, 755, 1915, 2105, 57833, 63571, 161243, 289165, 317855, 806215, 24347693, 121738465]

約数ペア:

[(1, 121738465), (5, 24347693), (151, 806215), (383, 317855), (421, 289165), (755, 161243), (1915, 63571), (2105, 57833)]