38999443

素因数分解:

$7^4\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:504

約数の個数: 20

約数和(自身を含む): 46832720

約数和(自身を除く): 7833277

約数列:

[1, 7, 37, 49, 259, 343, 439, 1813, 2401, 3073, 12691, 16243, 21511, 88837, 113701, 150577, 795907, 1054039, 5571349, 38999443]

約数ペア:

[(1, 38999443), (7, 5571349), (37, 1054039), (49, 795907), (259, 150577), (343, 113701), (439, 88837), (1813, 21511), (2401, 16243), (3073, 12691)]