28132841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 35168256

約数和(自身を除く): 7035415

約数列:

[1, 11, 17, 23, 31, 187, 211, 253, 341, 391, 527, 713, 2321, 3587, 4301, 4853, 5797, 6541, 7843, 12121, 39457, 53383, 71951, 82501, 111197, 133331, 150443, 907511, 1223167, 1654873, 2557531, 28132841]

約数ペア:

[(1, 28132841), (11, 2557531), (17, 1654873), (23, 1223167), (31, 907511), (187, 150443), (211, 133331), (253, 111197), (341, 82501), (391, 71951), (527, 53383), (713, 39457), (2321, 12121), (3587, 7843), (4301, 6541), (4853, 5797)]