39133913

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 50324736

約数和(自身を除く): 11190823

約数列:

[1, 7, 13, 43, 73, 91, 137, 301, 511, 559, 949, 959, 1781, 3139, 3913, 5891, 6643, 10001, 12467, 21973, 40807, 41237, 70007, 76583, 130013, 285649, 430043, 536081, 910091, 3010301, 5590559, 39133913]

約数ペア:

[(1, 39133913), (7, 5590559), (13, 3010301), (43, 910091), (73, 536081), (91, 430043), (137, 285649), (301, 130013), (511, 76583), (559, 70007), (949, 41237), (959, 40807), (1781, 21973), (3139, 12467), (3913, 10001), (5891, 6643)]