641572162

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1481}}^1$

素因数の和:1627

約数の個数: 64

約数和(自身を含む): 1254839040

約数和(自身を除く): 613266878

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 97, 154, 194, 203, 319, 406, 638, 679, 1067, 1358, 1481, 2134, 2233, 2813, 2962, 4466, 5626, 7469, 10367, 14938, 16291, 19691, 20734, 30943, 32582, 39382, 42949, 61886, 85898, 114037, 143657, 216601, 228074, 287314, 300643, 433202, 472439, 601286, 944878, 1005599, 1580227, 2011198, 3160454, 3307073, 4166053, 6614146, 8332106, 11061589, 22123178, 29162371, 45826583, 58324742, 91653166, 320786081, 641572162]

約数ペア:

[(1, 641572162), (2, 320786081), (7, 91653166), (11, 58324742), (14, 45826583), (22, 29162371), (29, 22123178), (58, 11061589), (77, 8332106), (97, 6614146), (154, 4166053), (194, 3307073), (203, 3160454), (319, 2011198), (406, 1580227), (638, 1005599), (679, 944878), (1067, 601286), (1358, 472439), (1481, 433202), (2134, 300643), (2233, 287314), (2813, 228074), (2962, 216601), (4466, 143657), (5626, 114037), (7469, 85898), (10367, 61886), (14938, 42949), (16291, 39382), (19691, 32582), (20734, 30943)]