28384096

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 72

約数和(自身を含む): 63059472

約数和(自身を除く): 34675376

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 71, 104, 124, 142, 208, 248, 284, 403, 416, 496, 568, 806, 923, 961, 992, 1136, 1612, 1846, 1922, 2201, 2272, 3224, 3692, 3844, 4402, 6448, 7384, 7688, 8804, 12493, 12896, 14768, 15376, 17608, 24986, 28613, 29536, 30752, 35216, 49972, 57226, 68231, 70432, 99944, 114452, 136462, 199888, 228904, 272924, 399776, 457808, 545848, 887003, 915616, 1091696, 1774006, 2183392, 3548012, 7096024, 14192048, 28384096]

約数ペア:

[(1, 28384096), (2, 14192048), (4, 7096024), (8, 3548012), (13, 2183392), (16, 1774006), (26, 1091696), (31, 915616), (32, 887003), (52, 545848), (62, 457808), (71, 399776), (104, 272924), (124, 228904), (142, 199888), (208, 136462), (248, 114452), (284, 99944), (403, 70432), (416, 68231), (496, 57226), (568, 49972), (806, 35216), (923, 30752), (961, 29536), (992, 28613), (1136, 24986), (1612, 17608), (1846, 15376), (1922, 14768), (2201, 12896), (2272, 12493), (3224, 8804), (3692, 7688), (3844, 7384), (4402, 6448)]