28802956

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1493}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 63249984

約数和(自身を除く): 34447028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 182, 212, 364, 371, 689, 742, 1378, 1484, 1493, 2756, 2986, 4823, 5972, 9646, 10451, 19292, 19409, 20902, 38818, 41804, 77636, 79129, 135863, 158258, 271726, 316516, 543452, 553903, 1028677, 1107806, 2057354, 2215612, 4114708, 7200739, 14401478, 28802956]

約数ペア:

[(1, 28802956), (2, 14401478), (4, 7200739), (7, 4114708), (13, 2215612), (14, 2057354), (26, 1107806), (28, 1028677), (52, 553903), (53, 543452), (91, 316516), (106, 271726), (182, 158258), (212, 135863), (364, 79129), (371, 77636), (689, 41804), (742, 38818), (1378, 20902), (1484, 19409), (1493, 19292), (2756, 10451), (2986, 9646), (4823, 5972)]