201523671

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{27407}}^1$

素因数の和:27475

約数の個数: 24

約数和(自身を含む): 313547520

約数和(自身を除く): 112023849

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 27407, 82221, 246663, 520733, 1178501, 1562199, 3535503, 4686597, 10606509, 22391519, 67174557, 201523671]

約数ペア:

[(1, 201523671), (3, 67174557), (9, 22391519), (19, 10606509), (43, 4686597), (57, 3535503), (129, 1562199), (171, 1178501), (387, 520733), (817, 246663), (2451, 82221), (7353, 27407)]