64338911

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 82790400

約数和(自身を除く): 18451489

約数列:

[1, 7, 13, 47, 49, 91, 307, 329, 343, 611, 637, 2149, 2303, 3991, 4277, 4459, 14429, 15043, 16121, 27937, 29939, 101003, 105301, 187577, 195559, 209573, 707021, 1313039, 1368913, 4949147, 9191273, 64338911]

約数ペア:

[(1, 64338911), (7, 9191273), (13, 4949147), (47, 1368913), (49, 1313039), (91, 707021), (307, 209573), (329, 195559), (343, 187577), (611, 105301), (637, 101003), (2149, 29939), (2303, 27937), (3991, 16121), (4277, 15043), (4459, 14429)]