208390897

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 261596160

約数和(自身を除く): 53205263

約数列:

[1, 11, 13, 29, 31, 143, 319, 341, 377, 403, 899, 1621, 4147, 4433, 9889, 11687, 17831, 21073, 47009, 50251, 128557, 231803, 517099, 552761, 611117, 653263, 1457279, 6722287, 7185893, 16030069, 18944627, 208390897]

約数ペア:

[(1, 208390897), (11, 18944627), (13, 16030069), (29, 7185893), (31, 6722287), (143, 1457279), (319, 653263), (341, 611117), (377, 552761), (403, 517099), (899, 231803), (1621, 128557), (4147, 50251), (4433, 47009), (9889, 21073), (11687, 17831)]