642777982

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{709}}^1$

素因数の和:794

約数の個数: 72

約数和(自身を含む): 1268977320

約数和(自身を除く): 626199338

約数列:

[1, 2, 7, 11, 14, 22, 29, 49, 58, 77, 98, 154, 203, 319, 406, 539, 638, 709, 841, 1078, 1418, 1421, 1682, 2233, 2842, 4466, 4963, 5887, 7799, 9251, 9926, 11774, 15598, 15631, 18502, 20561, 31262, 34741, 41122, 41209, 54593, 64757, 69482, 82418, 109186, 129514, 143927, 226171, 287854, 382151, 452342, 453299, 596269, 764302, 906598, 1007489, 1192538, 1583197, 2014978, 3166394, 4173883, 6558959, 8347766, 11082379, 13117918, 22164758, 29217181, 45912713, 58434362, 91825426, 321388991, 642777982]

約数ペア:

[(1, 642777982), (2, 321388991), (7, 91825426), (11, 58434362), (14, 45912713), (22, 29217181), (29, 22164758), (49, 13117918), (58, 11082379), (77, 8347766), (98, 6558959), (154, 4173883), (203, 3166394), (319, 2014978), (406, 1583197), (539, 1192538), (638, 1007489), (709, 906598), (841, 764302), (1078, 596269), (1418, 453299), (1421, 452342), (1682, 382151), (2233, 287854), (2842, 226171), (4466, 143927), (4963, 129514), (5887, 109186), (7799, 82418), (9251, 69482), (9926, 64757), (11774, 54593), (15598, 41209), (15631, 41122), (18502, 34741), (20561, 31262)]