201550461

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{505139}}^1$

素因数の和:505168

約数の個数: 16

約数和(自身を含む): 323289600

約数和(自身を除く): 121739139

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 505139, 1515417, 3535973, 9597641, 10607919, 28792923, 67183487, 201550461]

約数ペア:

[(1, 201550461), (3, 67183487), (7, 28792923), (19, 10607919), (21, 9597641), (57, 3535973), (133, 1515417), (399, 505139)]