2131273881

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1\times {\mathrm{431}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 3396556800

約数和(自身を除く): 1265282919

約数列:

[1, 3, 9, 11, 33, 99, 199, 251, 431, 597, 753, 1293, 1791, 2189, 2259, 2761, 3879, 4741, 6567, 8283, 14223, 19701, 24849, 42669, 49949, 85769, 108181, 149847, 257307, 324543, 449541, 549439, 771921, 943459, 973629, 1189991, 1648317, 2830377, 3569973, 4944951, 8491131, 10709919, 21528019, 64584057, 193752171, 236808209, 710424627, 2131273881]

約数ペア:

[(1, 2131273881), (3, 710424627), (9, 236808209), (11, 193752171), (33, 64584057), (99, 21528019), (199, 10709919), (251, 8491131), (431, 4944951), (597, 3569973), (753, 2830377), (1293, 1648317), (1791, 1189991), (2189, 973629), (2259, 943459), (2761, 771921), (3879, 549439), (4741, 449541), (6567, 324543), (8283, 257307), (14223, 149847), (19701, 108181), (24849, 85769), (42669, 49949)]