28495068

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 120

約数和(自身を含む): 82819968

約数和(自身を除く): 54324900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 43, 46, 49, 69, 84, 86, 92, 98, 129, 138, 147, 161, 172, 196, 258, 276, 294, 301, 322, 343, 483, 516, 588, 602, 644, 686, 903, 966, 989, 1029, 1127, 1204, 1372, 1806, 1932, 1978, 2058, 2107, 2254, 2401, 2967, 3381, 3612, 3956, 4116, 4214, 4508, 4802, 5934, 6321, 6762, 6923, 7203, 7889, 8428, 9604, 11868, 12642, 13524, 13846, 14406, 14749, 15778, 20769, 23667, 25284, 27692, 28812, 29498, 31556, 41538, 44247, 47334, 48461, 55223, 58996, 83076, 88494, 94668, 96922, 103243, 110446, 145383, 165669, 176988, 193844, 206486, 220892, 290766, 309729, 331338, 339227, 412972, 581532, 619458, 662676, 678454, 1017681, 1238916, 1356908, 2035362, 2374589, 4070724, 4749178, 7123767, 9498356, 14247534, 28495068]

約数ペア:

[(1, 28495068), (2, 14247534), (3, 9498356), (4, 7123767), (6, 4749178), (7, 4070724), (12, 2374589), (14, 2035362), (21, 1356908), (23, 1238916), (28, 1017681), (42, 678454), (43, 662676), (46, 619458), (49, 581532), (69, 412972), (84, 339227), (86, 331338), (92, 309729), (98, 290766), (129, 220892), (138, 206486), (147, 193844), (161, 176988), (172, 165669), (196, 145383), (258, 110446), (276, 103243), (294, 96922), (301, 94668), (322, 88494), (343, 83076), (483, 58996), (516, 55223), (588, 48461), (602, 47334), (644, 44247), (686, 41538), (903, 31556), (966, 29498), (989, 28812), (1029, 27692), (1127, 25284), (1204, 23667), (1372, 20769), (1806, 15778), (1932, 14749), (1978, 14406), (2058, 13846), (2107, 13524), (2254, 12642), (2401, 11868), (2967, 9604), (3381, 8428), (3612, 7889), (3956, 7203), (4116, 6923), (4214, 6762), (4508, 6321), (4802, 5934)]