27778201

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 32981760

約数和(自身を除く): 5203559

約数列:

[1, 11, 29, 31, 53, 319, 341, 583, 899, 1537, 1643, 2809, 9889, 16907, 18073, 30899, 47647, 81461, 87079, 524117, 896071, 957869, 2525291, 27778201]

約数ペア:

[(1, 27778201), (11, 2525291), (29, 957869), (31, 896071), (53, 524117), (319, 87079), (341, 81461), (583, 47647), (899, 30899), (1537, 18073), (1643, 16907), (2809, 9889)]