389655196

素因数分解:

$2^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{37309}}^1$

素因数の和:37693

約数の個数: 24

約数和(自身を含む): 781420640

約数和(自身を除く): 391765444

約数列:

[1, 2, 4, 7, 14, 28, 373, 746, 1492, 2611, 5222, 10444, 37309, 74618, 149236, 261163, 522326, 1044652, 13916257, 27832514, 55665028, 97413799, 194827598, 389655196]

約数ペア:

[(1, 389655196), (2, 194827598), (4, 97413799), (7, 55665028), (14, 27832514), (28, 13916257), (373, 1044652), (746, 522326), (1492, 261163), (2611, 149236), (5222, 74618), (10444, 37309)]