38391647

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 48576000

約数和(自身を除く): 10184353

約数列:

[1, 7, 19, 43, 49, 133, 137, 301, 343, 817, 931, 959, 2107, 2603, 5719, 5891, 6517, 6713, 14749, 18221, 40033, 41237, 46991, 111929, 127547, 280231, 288659, 783503, 892829, 2020613, 5484521, 38391647]

約数ペア:

[(1, 38391647), (7, 5484521), (19, 2020613), (43, 892829), (49, 783503), (133, 288659), (137, 280231), (301, 127547), (343, 111929), (817, 46991), (931, 41237), (959, 40033), (2107, 18221), (2603, 14749), (5719, 6713), (5891, 6517)]