190389861

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{4139}}^1$

素因数の和:4433

約数の個数: 24

約数和(自身を含む): 290628000

約数和(自身を除く): 100238139

約数列:

[1, 3, 9, 19, 57, 171, 269, 807, 2421, 4139, 5111, 12417, 15333, 37251, 45999, 78641, 235923, 707769, 1113391, 3340173, 10020519, 21154429, 63463287, 190389861]

約数ペア:

[(1, 190389861), (3, 63463287), (9, 21154429), (19, 10020519), (57, 3340173), (171, 1113391), (269, 707769), (807, 235923), (2421, 78641), (4139, 45999), (5111, 37251), (12417, 15333)]