54509917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 75053952

約数和(自身を除く): 20544035

約数列:

[1, 7, 11, 19, 37, 53, 77, 133, 209, 259, 361, 371, 407, 583, 703, 1007, 1463, 1961, 2527, 2849, 3971, 4081, 4921, 7049, 7733, 11077, 13357, 13727, 19133, 21571, 27797, 37259, 54131, 77539, 93499, 133931, 146927, 150997, 210463, 260813, 409849, 707921, 1028489, 1473241, 2868943, 4955447, 7787131, 54509917]

約数ペア:

[(1, 54509917), (7, 7787131), (11, 4955447), (19, 2868943), (37, 1473241), (53, 1028489), (77, 707921), (133, 409849), (209, 260813), (259, 210463), (361, 150997), (371, 146927), (407, 133931), (583, 93499), (703, 77539), (1007, 54131), (1463, 37259), (1961, 27797), (2527, 21571), (2849, 19133), (3971, 13727), (4081, 13357), (4921, 11077), (7049, 7733)]