645874545

素因数分解:

$3^1\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{41047}}^1$

素因数の和:42104

約数の個数: 16

約数和(自身を含む): 1034409600

約数和(自身を除く): 388535055

約数列:

[1, 3, 5, 15, 1049, 3147, 5245, 15735, 41047, 123141, 205235, 615705, 43058303, 129174909, 215291515, 645874545]

約数ペア:

[(1, 645874545), (3, 215291515), (5, 129174909), (15, 43058303), (1049, 615705), (3147, 205235), (5245, 123141), (15735, 41047)]