157425423

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 228614400

約数和(自身を除く): 71188977

約数列:

[1, 3, 17, 51, 53, 139, 159, 417, 419, 901, 1257, 2363, 2703, 7089, 7123, 7367, 21369, 22101, 22207, 58241, 66621, 125239, 174723, 375717, 377519, 990097, 1132557, 2970291, 3086773, 9260319, 52475141, 157425423]

約数ペア:

[(1, 157425423), (3, 52475141), (17, 9260319), (51, 3086773), (53, 2970291), (139, 1132557), (159, 990097), (417, 377519), (419, 375717), (901, 174723), (1257, 125239), (2363, 66621), (2703, 58241), (7089, 22207), (7123, 22101), (7367, 21369)]