38490809

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1993}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 45941760

約数和(自身を除く): 7450951

約数列:

[1, 7, 31, 89, 217, 623, 1993, 2759, 13951, 19313, 61783, 177377, 432481, 1241639, 5498687, 38490809]

約数ペア:

[(1, 38490809), (7, 5498687), (31, 1241639), (89, 432481), (217, 177377), (623, 61783), (1993, 19313), (2759, 13951)]