27620319

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 12930081

約数列:

[1, 3, 19, 43, 57, 59, 129, 177, 191, 573, 817, 1121, 2451, 2537, 3363, 3629, 7611, 8213, 10887, 11269, 24639, 33807, 48203, 144609, 156047, 214111, 468141, 484567, 642333, 1453701, 9206773, 27620319]

約数ペア:

[(1, 27620319), (3, 9206773), (19, 1453701), (43, 642333), (57, 484567), (59, 468141), (129, 214111), (177, 156047), (191, 144609), (573, 48203), (817, 33807), (1121, 24639), (2451, 11269), (2537, 10887), (3363, 8213), (3629, 7611)]