78263956

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{1987}}^1$

素因数の和:2263

約数の個数: 24

約数和(自身を含む): 140829920

約数和(自身を除く): 62565964

約数列:

[1, 2, 4, 43, 86, 172, 229, 458, 916, 1987, 3974, 7948, 9847, 19694, 39388, 85441, 170882, 341764, 455023, 910046, 1820092, 19565989, 39131978, 78263956]

約数ペア:

[(1, 78263956), (2, 39131978), (4, 19565989), (43, 1820092), (86, 910046), (172, 455023), (229, 341764), (458, 170882), (916, 85441), (1987, 39388), (3974, 19694), (7948, 9847)]