66890145

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{13001}}^1$

素因数の和:13030

約数の個数: 32

約数和(自身を含む): 124819200

約数和(自身を除く): 57929055

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 13001, 39003, 65005, 91007, 195015, 273021, 455035, 637049, 1365105, 1911147, 3185245, 4459343, 9555735, 13378029, 22296715, 66890145]

約数ペア:

[(1, 66890145), (3, 22296715), (5, 13378029), (7, 9555735), (15, 4459343), (21, 3185245), (35, 1911147), (49, 1365105), (105, 637049), (147, 455035), (245, 273021), (343, 195015), (735, 91007), (1029, 65005), (1715, 39003), (5145, 13001)]