9739975

素因数分解:

$5^2\times 7^2\times {\mathrm{7951}}^1$

素因数の和:7975

約数の個数: 18

約数和(自身を含む): 14051184

約数和(自身を除く): 4311209

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 7951, 39755, 55657, 198775, 278285, 389599, 1391425, 1947995, 9739975]

約数ペア:

[(1, 9739975), (5, 1947995), (7, 1391425), (25, 389599), (35, 278285), (49, 198775), (175, 55657), (245, 39755), (1225, 7951)]