28973307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 15816453

約数列:

[1, 3, 11, 23, 33, 59, 69, 177, 253, 647, 649, 759, 1357, 1941, 1947, 4071, 7117, 14881, 14927, 21351, 38173, 44643, 44781, 114519, 163691, 419903, 491073, 877979, 1259709, 2633937, 9657769, 28973307]

約数ペア:

[(1, 28973307), (3, 9657769), (11, 2633937), (23, 1259709), (33, 877979), (59, 491073), (69, 419903), (177, 163691), (253, 114519), (647, 44781), (649, 44643), (759, 38173), (1357, 21351), (1941, 14927), (1947, 14881), (4071, 7117)]