217353726

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{175003}}^1$

素因数の和:175037

約数の個数: 32

約数和(自身を含む): 504011520

約数和(自身を除く): 286657794

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 175003, 350006, 525009, 1050018, 1575027, 3150054, 4025069, 4725081, 8050138, 9450162, 12075207, 24150414, 36225621, 72451242, 108676863, 217353726]

約数ペア:

[(1, 217353726), (2, 108676863), (3, 72451242), (6, 36225621), (9, 24150414), (18, 12075207), (23, 9450162), (27, 8050138), (46, 4725081), (54, 4025069), (69, 3150054), (138, 1575027), (207, 1050018), (414, 525009), (621, 350006), (1242, 175003)]