51968553

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 92252160

約数和(自身を除く): 40283607

約数列:

[1, 3, 7, 13, 19, 21, 39, 43, 57, 91, 129, 133, 233, 247, 273, 301, 399, 559, 699, 741, 817, 903, 1631, 1677, 1729, 2451, 3029, 3913, 4427, 4893, 5187, 5719, 9087, 10019, 10621, 11739, 13281, 17157, 21203, 30057, 30989, 31863, 57551, 63609, 70133, 74347, 92967, 130247, 172653, 190361, 210399, 223041, 390741, 402857, 571083, 911729, 1208571, 1332527, 2474693, 2735187, 3997581, 7424079, 17322851, 51968553]

約数ペア:

[(1, 51968553), (3, 17322851), (7, 7424079), (13, 3997581), (19, 2735187), (21, 2474693), (39, 1332527), (43, 1208571), (57, 911729), (91, 571083), (129, 402857), (133, 390741), (233, 223041), (247, 210399), (273, 190361), (301, 172653), (399, 130247), (559, 92967), (699, 74347), (741, 70133), (817, 63609), (903, 57551), (1631, 31863), (1677, 30989), (1729, 30057), (2451, 21203), (3029, 17157), (3913, 13281), (4427, 11739), (4893, 10621), (5187, 10019), (5719, 9087)]