2016251853

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^2\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 3472219296

約数和(自身を除く): 1455967443

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 83, 147, 181, 231, 249, 539, 543, 581, 913, 1267, 1617, 1743, 1991, 2739, 3801, 4067, 5973, 6391, 6889, 8869, 12201, 13937, 15023, 19173, 20667, 26607, 41811, 44737, 45069, 48223, 75779, 97559, 105161, 134211, 144669, 165253, 227337, 292677, 315483, 337561, 495759, 530453, 736127, 1012683, 1156771, 1246909, 1591359, 2208381, 3470313, 3713171, 3740727, 8097397, 8728363, 11139513, 13715999, 24292191, 26185089, 41147997, 61098541, 96011993, 183295623, 288035979, 672083951, 2016251853]

約数ペア:

[(1, 2016251853), (3, 672083951), (7, 288035979), (11, 183295623), (21, 96011993), (33, 61098541), (49, 41147997), (77, 26185089), (83, 24292191), (147, 13715999), (181, 11139513), (231, 8728363), (249, 8097397), (539, 3740727), (543, 3713171), (581, 3470313), (913, 2208381), (1267, 1591359), (1617, 1246909), (1743, 1156771), (1991, 1012683), (2739, 736127), (3801, 530453), (4067, 495759), (5973, 337561), (6391, 315483), (6889, 292677), (8869, 227337), (12201, 165253), (13937, 144669), (15023, 134211), (19173, 105161), (20667, 97559), (26607, 75779), (41811, 48223), (44737, 45069)]