1981202712

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{16573}}^1$

素因数の和:16892

約数の個数: 64

約数和(自身を含む): 5262576480

約数和(自身を除く): 3281373768

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 293, 408, 586, 879, 1172, 1758, 2344, 3516, 4981, 7032, 9962, 14943, 16573, 19924, 29886, 33146, 39848, 49719, 59772, 66292, 99438, 119544, 132584, 198876, 281741, 397752, 563482, 845223, 1126964, 1690446, 2253928, 3380892, 4855889, 6761784, 9711778, 14567667, 19423556, 29135334, 38847112, 58270668, 82550113, 116541336, 165100226, 247650339, 330200452, 495300678, 660400904, 990601356, 1981202712]

約数ペア:

[(1, 1981202712), (2, 990601356), (3, 660400904), (4, 495300678), (6, 330200452), (8, 247650339), (12, 165100226), (17, 116541336), (24, 82550113), (34, 58270668), (51, 38847112), (68, 29135334), (102, 19423556), (136, 14567667), (204, 9711778), (293, 6761784), (408, 4855889), (586, 3380892), (879, 2253928), (1172, 1690446), (1758, 1126964), (2344, 845223), (3516, 563482), (4981, 397752), (7032, 281741), (9962, 198876), (14943, 132584), (16573, 119544), (19924, 99438), (29886, 66292), (33146, 59772), (39848, 49719)]