1390590198

素因数分解:

$2^1\times 3^2\times {\mathrm{389}}^1\times {\mathrm{198599}}^1$

素因数の和:198996

約数の個数: 24

約数和(自身を含む): 3020706000

約数和(自身を除く): 1630115802

約数列:

[1, 2, 3, 6, 9, 18, 389, 778, 1167, 2334, 3501, 7002, 198599, 397198, 595797, 1191594, 1787391, 3574782, 77255011, 154510022, 231765033, 463530066, 695295099, 1390590198]

約数ペア:

[(1, 1390590198), (2, 695295099), (3, 463530066), (6, 231765033), (9, 154510022), (18, 77255011), (389, 3574782), (778, 1787391), (1167, 1191594), (2334, 595797), (3501, 397198), (7002, 198599)]