1666543648

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61487}}^1$

素因数の和:61526

約数の個数: 72

約数和(自身を含む): 4121663616

約数和(自身を除く): 2455119968

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 6776, 13552, 27104, 61487, 122974, 245948, 430409, 491896, 676357, 860818, 983792, 1352714, 1721636, 1967584, 2705428, 3443272, 4734499, 5410856, 6886544, 7439927, 9468998, 10821712, 13773088, 14879854, 18937996, 21643424, 29759708, 37875992, 52079489, 59519416, 75751984, 104158978, 119038832, 151503968, 208317956, 238077664, 416635912, 833271824, 1666543648]

約数ペア:

[(1, 1666543648), (2, 833271824), (4, 416635912), (7, 238077664), (8, 208317956), (11, 151503968), (14, 119038832), (16, 104158978), (22, 75751984), (28, 59519416), (32, 52079489), (44, 37875992), (56, 29759708), (77, 21643424), (88, 18937996), (112, 14879854), (121, 13773088), (154, 10821712), (176, 9468998), (224, 7439927), (242, 6886544), (308, 5410856), (352, 4734499), (484, 3443272), (616, 2705428), (847, 1967584), (968, 1721636), (1232, 1352714), (1694, 983792), (1936, 860818), (2464, 676357), (3388, 491896), (3872, 430409), (6776, 245948), (13552, 122974), (27104, 61487)]