200420157

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{15173}}^1$

素因数の和:15237

約数の個数: 32

約数和(自身を含む): 332128512

約数和(自身を除く): 131708355

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 4403, 13209, 15173, 45519, 106211, 257941, 318633, 561401, 773823, 1684203, 1805587, 3929807, 5416761, 9543817, 11789421, 28631451, 66806719, 200420157]

約数ペア:

[(1, 200420157), (3, 66806719), (7, 28631451), (17, 11789421), (21, 9543817), (37, 5416761), (51, 3929807), (111, 1805587), (119, 1684203), (259, 773823), (357, 561401), (629, 318633), (777, 257941), (1887, 106211), (4403, 45519), (13209, 15173)]