81921198

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 187246080

約数和(自身を除く): 105324882

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 41, 51, 57, 82, 102, 114, 123, 246, 323, 646, 697, 779, 969, 1031, 1394, 1558, 1938, 2062, 2091, 2337, 3093, 4182, 4674, 6186, 13243, 17527, 19589, 26486, 35054, 39178, 39729, 42271, 52581, 58767, 79458, 84542, 105162, 117534, 126813, 253626, 333013, 666026, 718607, 803149, 999039, 1437214, 1606298, 1998078, 2155821, 2409447, 4311642, 4818894, 13653533, 27307066, 40960599, 81921198]

約数ペア:

[(1, 81921198), (2, 40960599), (3, 27307066), (6, 13653533), (17, 4818894), (19, 4311642), (34, 2409447), (38, 2155821), (41, 1998078), (51, 1606298), (57, 1437214), (82, 999039), (102, 803149), (114, 718607), (123, 666026), (246, 333013), (323, 253626), (646, 126813), (697, 117534), (779, 105162), (969, 84542), (1031, 79458), (1394, 58767), (1558, 52581), (1938, 42271), (2062, 39729), (2091, 39178), (2337, 35054), (3093, 26486), (4182, 19589), (4674, 17527), (6186, 13243)]