28724238

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1861

約数の個数: 48

約数和(自身を含む): 66942720

約数和(自身を除く): 38218482

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 282, 342, 423, 846, 893, 1786, 1787, 2679, 3574, 5358, 5361, 8037, 10722, 16074, 16083, 32166, 33953, 67906, 83989, 101859, 167978, 203718, 251967, 305577, 503934, 611154, 755901, 1511802, 1595791, 3191582, 4787373, 9574746, 14362119, 28724238]

約数ペア:

[(1, 28724238), (2, 14362119), (3, 9574746), (6, 4787373), (9, 3191582), (18, 1595791), (19, 1511802), (38, 755901), (47, 611154), (57, 503934), (94, 305577), (114, 251967), (141, 203718), (171, 167978), (282, 101859), (342, 83989), (423, 67906), (846, 33953), (893, 32166), (1786, 16083), (1787, 16074), (2679, 10722), (3574, 8037), (5358, 5361)]