28921662

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 108

約数和(自身を含む): 80419248

約数和(自身を除く): 51497586

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 121, 126, 147, 154, 198, 231, 242, 271, 294, 363, 441, 462, 539, 542, 693, 726, 813, 847, 882, 1078, 1089, 1386, 1617, 1626, 1694, 1897, 2178, 2439, 2541, 2981, 3234, 3794, 4851, 4878, 5082, 5691, 5929, 5962, 7623, 8943, 9702, 11382, 11858, 13279, 15246, 17073, 17787, 17886, 20867, 26558, 26829, 32791, 34146, 35574, 39837, 41734, 53361, 53658, 62601, 65582, 79674, 98373, 106722, 119511, 125202, 146069, 187803, 196746, 229537, 239022, 292138, 295119, 375606, 438207, 459074, 590238, 688611, 876414, 1314621, 1377222, 1606759, 2065833, 2629242, 3213518, 4131666, 4820277, 9640554, 14460831, 28921662]

約数ペア:

[(1, 28921662), (2, 14460831), (3, 9640554), (6, 4820277), (7, 4131666), (9, 3213518), (11, 2629242), (14, 2065833), (18, 1606759), (21, 1377222), (22, 1314621), (33, 876414), (42, 688611), (49, 590238), (63, 459074), (66, 438207), (77, 375606), (98, 295119), (99, 292138), (121, 239022), (126, 229537), (147, 196746), (154, 187803), (198, 146069), (231, 125202), (242, 119511), (271, 106722), (294, 98373), (363, 79674), (441, 65582), (462, 62601), (539, 53658), (542, 53361), (693, 41734), (726, 39837), (813, 35574), (847, 34146), (882, 32791), (1078, 26829), (1089, 26558), (1386, 20867), (1617, 17886), (1626, 17787), (1694, 17073), (1897, 15246), (2178, 13279), (2439, 11858), (2541, 11382), (2981, 9702), (3234, 8943), (3794, 7623), (4851, 5962), (4878, 5929), (5082, 5691)]