28267938

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 62949120

約数和(自身を除く): 34681182

約数列:

[1, 2, 3, 6, 9, 18, 79, 103, 158, 193, 206, 237, 309, 386, 474, 579, 618, 711, 927, 1158, 1422, 1737, 1854, 3474, 8137, 15247, 16274, 19879, 24411, 30494, 39758, 45741, 48822, 59637, 73233, 91482, 119274, 137223, 146466, 178911, 274446, 357822, 1570441, 3140882, 4711323, 9422646, 14133969, 28267938]

約数ペア:

[(1, 28267938), (2, 14133969), (3, 9422646), (6, 4711323), (9, 3140882), (18, 1570441), (79, 357822), (103, 274446), (158, 178911), (193, 146466), (206, 137223), (237, 119274), (309, 91482), (386, 73233), (474, 59637), (579, 48822), (618, 45741), (711, 39758), (927, 30494), (1158, 24411), (1422, 19879), (1737, 16274), (1854, 15247), (3474, 8137)]