72215998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1559}}^1$

素因数の和:1656

約数の個数: 32

約数和(自身を含む): 121305600

約数和(自身を除く): 49089602

約数列:

[1, 2, 19, 23, 38, 46, 53, 106, 437, 874, 1007, 1219, 1559, 2014, 2438, 3118, 23161, 29621, 35857, 46322, 59242, 71714, 82627, 165254, 681283, 1362566, 1569913, 1900421, 3139826, 3800842, 36107999, 72215998]

約数ペア:

[(1, 72215998), (2, 36107999), (19, 3800842), (23, 3139826), (38, 1900421), (46, 1569913), (53, 1362566), (106, 681283), (437, 165254), (874, 82627), (1007, 71714), (1219, 59242), (1559, 46322), (2014, 35857), (2438, 29621), (3118, 23161)]