51348843

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20899}}^1$

素因数の和:20928

約数の個数: 32

約数和(自身を含む): 93632000

約数和(自身を除く): 42283157

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 20899, 62697, 146293, 188091, 271687, 438879, 564273, 815061, 1316637, 1901809, 2445183, 3949911, 5705427, 7335549, 17116281, 51348843]

約数ペア:

[(1, 51348843), (3, 17116281), (7, 7335549), (9, 5705427), (13, 3949911), (21, 2445183), (27, 1901809), (39, 1316637), (63, 815061), (91, 564273), (117, 438879), (189, 271687), (273, 188091), (351, 146293), (819, 62697), (2457, 20899)]