1887640749

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{787}}^1\times {\mathrm{4517}}^1$

素因数の和:5369

約数の個数: 24

約数和(自身を含む): 2776943520

約数和(自身を除く): 889302771

約数列:

[1, 3, 9, 59, 177, 531, 787, 2361, 4517, 7083, 13551, 40653, 46433, 139299, 266503, 417897, 799509, 2398527, 3554879, 10664637, 31993911, 209737861, 629213583, 1887640749]

約数ペア:

[(1, 1887640749), (3, 629213583), (9, 209737861), (59, 31993911), (177, 10664637), (531, 3554879), (787, 2398527), (2361, 799509), (4517, 417897), (7083, 266503), (13551, 139299), (40653, 46433)]