28543328

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:771

約数の個数: 48

約数和(自身を含む): 61871040

約数和(自身を除く): 33327712

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 131, 176, 262, 352, 524, 619, 1048, 1238, 1441, 2096, 2476, 2882, 4192, 4952, 5764, 6809, 9904, 11528, 13618, 19808, 23056, 27236, 46112, 54472, 81089, 108944, 162178, 217888, 324356, 648712, 891979, 1297424, 1783958, 2594848, 3567916, 7135832, 14271664, 28543328]

約数ペア:

[(1, 28543328), (2, 14271664), (4, 7135832), (8, 3567916), (11, 2594848), (16, 1783958), (22, 1297424), (32, 891979), (44, 648712), (88, 324356), (131, 217888), (176, 162178), (262, 108944), (352, 81089), (524, 54472), (619, 46112), (1048, 27236), (1238, 23056), (1441, 19808), (2096, 13618), (2476, 11528), (2882, 9904), (4192, 6809), (4952, 5764)]