287413815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{313}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 527942016

約数和(自身を除く): 240528201

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 277, 313, 663, 831, 939, 1105, 1385, 1565, 3315, 3601, 4069, 4155, 4695, 4709, 5321, 10803, 12207, 14127, 15963, 18005, 20345, 23545, 26605, 54015, 61035, 61217, 69173, 70635, 79815, 86701, 183651, 207519, 260103, 306085, 345865, 433505, 918255, 1037595, 1127113, 1300515, 1473917, 3381339, 4421751, 5635565, 7369585, 16906695, 19160921, 22108755, 57482763, 95804605, 287413815]

約数ペア:

[(1, 287413815), (3, 95804605), (5, 57482763), (13, 22108755), (15, 19160921), (17, 16906695), (39, 7369585), (51, 5635565), (65, 4421751), (85, 3381339), (195, 1473917), (221, 1300515), (255, 1127113), (277, 1037595), (313, 918255), (663, 433505), (831, 345865), (939, 306085), (1105, 260103), (1385, 207519), (1565, 183651), (3315, 86701), (3601, 79815), (4069, 70635), (4155, 69173), (4695, 61217), (4709, 61035), (5321, 54015), (10803, 26605), (12207, 23545), (14127, 20345), (15963, 18005)]