78559228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{25147}}^1$

素因数の和:25233

約数の個数: 24

約数和(自身を含む): 152095104

約数和(自身を除く): 73535876

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 25147, 50294, 100588, 276617, 553234, 1106468, 1785437, 3570874, 7141748, 19639807, 39279614, 78559228]

約数ペア:

[(1, 78559228), (2, 39279614), (4, 19639807), (11, 7141748), (22, 3570874), (44, 1785437), (71, 1106468), (142, 553234), (284, 276617), (781, 100588), (1562, 50294), (3124, 25147)]