220123505

素因数分解:

$5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{16421}}^1$

素因数の和:16816

約数の個数: 16

約数和(自身を含む): 302690304

約数和(自身を除く): 82566799

約数列:

[1, 5, 7, 35, 383, 1915, 2681, 13405, 16421, 82105, 114947, 574735, 6289243, 31446215, 44024701, 220123505]

約数ペア:

[(1, 220123505), (5, 44024701), (7, 31446215), (35, 6289243), (383, 574735), (1915, 114947), (2681, 82105), (13405, 16421)]