27221205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 50255424

約数和(自身を除く): 23034219

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 361, 457, 627, 1045, 1083, 1371, 1805, 2285, 3135, 3971, 5027, 5415, 6855, 8683, 11913, 15081, 19855, 25135, 26049, 43415, 59565, 75405, 95513, 130245, 164977, 286539, 477565, 494931, 824885, 1432695, 1814747, 2474655, 5444241, 9073735, 27221205]

約数ペア:

[(1, 27221205), (3, 9073735), (5, 5444241), (11, 2474655), (15, 1814747), (19, 1432695), (33, 824885), (55, 494931), (57, 477565), (95, 286539), (165, 164977), (209, 130245), (285, 95513), (361, 75405), (457, 59565), (627, 43415), (1045, 26049), (1083, 25135), (1371, 19855), (1805, 15081), (2285, 11913), (3135, 8683), (3971, 6855), (5027, 5415)]