8128512003

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1\times {\mathrm{991}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 11210711040

約数和(自身を除く): 3082199037

約数列:

[1, 3, 53, 79, 159, 237, 653, 991, 1959, 2973, 4187, 12561, 34609, 51587, 52523, 78289, 103827, 154761, 157569, 234867, 647123, 1941369, 2734111, 4149317, 8202333, 12447951, 34297519, 51122717, 102892557, 153368151, 2709504001, 8128512003]

約数ペア:

[(1, 8128512003), (3, 2709504001), (53, 153368151), (79, 102892557), (159, 51122717), (237, 34297519), (653, 12447951), (991, 8202333), (1959, 4149317), (2973, 2734111), (4187, 1941369), (12561, 647123), (34609, 234867), (51587, 157569), (52523, 154761), (78289, 103827)]