1601621

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 1989504

約数和(自身を除く): 387883

約数列:

[1, 7, 17, 43, 119, 301, 313, 731, 2191, 5117, 5321, 13459, 37247, 94213, 228803, 1601621]

約数ペア:

[(1, 1601621), (7, 228803), (17, 94213), (43, 37247), (119, 13459), (301, 5321), (313, 5117), (731, 2191)]