289504995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{78139}}^1$

素因数の和:78179

約数の個数: 32

約数和(自身を含む): 525100800

約数和(自身を除く): 235595805

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 78139, 234417, 390695, 1015807, 1172085, 1484641, 3047421, 4453923, 5079035, 7423205, 15237105, 19300333, 22269615, 57900999, 96501665, 289504995]

約数ペア:

[(1, 289504995), (3, 96501665), (5, 57900999), (13, 22269615), (15, 19300333), (19, 15237105), (39, 7423205), (57, 5079035), (65, 4453923), (95, 3047421), (195, 1484641), (247, 1172085), (285, 1015807), (741, 390695), (1235, 234417), (3705, 78139)]